diff --git a/.github/workflows/test-integration-pymongo.yml b/.github/workflows/test-integration-pymongo.yml
new file mode 100644
index 0000000000..b2e82b7fb3
--- /dev/null
+++ b/.github/workflows/test-integration-pymongo.yml
@@ -0,0 +1,62 @@
+name: Test pymongo
+
+on:
+  push:
+    branches:
+      - master
+      - release/**
+
+  pull_request:
+
+# Cancel in progress workflows on pull_requests.
+# https://docs.github.com/en/actions/using-jobs/using-concurrency#example-using-a-fallback-value
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+env:
+  BUILD_CACHE_KEY: ${{ github.sha }}
+  CACHED_BUILD_PATHS: |
+    ${{ github.workspace }}/dist-serverless
+
+jobs:
+  test:
+    name: pymongo, python ${{ matrix.python-version }}, ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 45
+    continue-on-error: true
+
+    strategy:
+      matrix:
+        python-version: ["2.7","3.6","3.7","3.8","3.9","3.10"]
+        os: [ubuntu-latest]
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Setup Test Env
+        env:
+          PGHOST: localhost
+          PGPASSWORD: sentry
+        run: |
+          pip install codecov tox
+
+      - name: Test pymongo
+        env:
+          CI_PYTHON_VERSION: ${{ matrix.python-version }}
+        timeout-minutes: 45
+        shell: bash
+        run: |
+          set -x # print commands that are executed
+          coverage erase
+
+          ./scripts/runtox.sh "${{ matrix.python-version }}-pymongo" --cov=tests --cov=sentry_sdk --cov-report= --cov-branch
+          coverage combine .coverage*
+          coverage xml -i
+          codecov --file coverage.xml
diff --git a/linter-requirements.txt b/linter-requirements.txt
index e8ed3e36df..1b0829ae83 100644
--- a/linter-requirements.txt
+++ b/linter-requirements.txt
@@ -4,6 +4,7 @@ flake8==5.0.4
 types-certifi
 types-redis
 types-setuptools
+pymongo # There is no separate types module.
 flake8-bugbear==22.9.23
 pep8-naming==0.13.2
 pre-commit # local linting
diff --git a/sentry_sdk/integrations/pymongo.py b/sentry_sdk/integrations/pymongo.py
new file mode 100644
index 0000000000..ca4669ec9e
--- /dev/null
+++ b/sentry_sdk/integrations/pymongo.py
@@ -0,0 +1,183 @@
+from __future__ import absolute_import
+import copy
+
+from sentry_sdk import Hub
+from sentry_sdk.hub import _should_send_default_pii
+from sentry_sdk.integrations import DidNotEnable, Integration
+from sentry_sdk.tracing import Span
+from sentry_sdk.utils import capture_internal_exceptions
+
+from sentry_sdk._types import MYPY
+
+try:
+    from pymongo import monitoring
+except ImportError:
+    raise DidNotEnable("Pymongo not installed")
+
+if MYPY:
+    from typing import Any, Dict, Union
+
+    from pymongo.monitoring import (
+        CommandFailedEvent,
+        CommandStartedEvent,
+        CommandSucceededEvent,
+    )
+
+
+SAFE_COMMAND_ATTRIBUTES = [
+    "insert",
+    "ordered",
+    "find",
+    "limit",
+    "singleBatch",
+    "aggregate",
+    "createIndexes",
+    "indexes",
+    "delete",
+    "findAndModify",
+    "renameCollection",
+    "to",
+    "drop",
+]
+
+
+def _strip_pii(command):
+    # type: (Dict[str, Any]) -> Dict[str, Any]
+    for key in command:
+        is_safe_field = key in SAFE_COMMAND_ATTRIBUTES
+        if is_safe_field:
+            # Skip if safe key
+            continue
+
+        update_db_command = key == "update" and "findAndModify" not in command
+        if update_db_command:
+            # Also skip "update" db command because it is save.
+            # There is also an "update" key in the "findAndModify" command, which is NOT safe!
+            continue
+
+        # Special stripping for documents
+        is_document = key == "documents"
+        if is_document:
+            for doc in command[key]:
+                for doc_key in doc:
+                    doc[doc_key] = "%s"
+            continue
+
+        # Special stripping for dict style fields
+        is_dict_field = key in ["filter", "query", "update"]
+        if is_dict_field:
+            for item_key in command[key]:
+                command[key][item_key] = "%s"
+            continue
+
+        # For pipeline fields strip the `$match` dict
+        is_pipeline_field = key == "pipeline"
+        if is_pipeline_field:
+            for pipeline in command[key]:
+                for match_key in pipeline["$match"] if "$match" in pipeline else []:
+                    pipeline["$match"][match_key] = "%s"
+            continue
+
+        # Default stripping
+        command[key] = "%s"
+
+    return command
+
+
+class CommandTracer(monitoring.CommandListener):
+    def __init__(self):
+        # type: () -> None
+        self._ongoing_operations = {}  # type: Dict[int, Span]
+
+    def _operation_key(self, event):
+        # type: (Union[CommandFailedEvent, CommandStartedEvent, CommandSucceededEvent]) -> int
+        return event.request_id
+
+    def started(self, event):
+        # type: (CommandStartedEvent) -> None
+        hub = Hub.current
+        if hub.get_integration(PyMongoIntegration) is None:
+            return
+        with capture_internal_exceptions():
+            command = dict(copy.deepcopy(event.command))
+
+            command.pop("$db", None)
+            command.pop("$clusterTime", None)
+            command.pop("$signature", None)
+
+            op = "db.query"
+
+            tags = {
+                "db.name": event.database_name,
+                "db.system": "mongodb",
+                "db.operation": event.command_name,
+            }
+
+            try:
+                tags["net.peer.name"] = event.connection_id[0]
+                tags["net.peer.port"] = str(event.connection_id[1])
+            except TypeError:
+                pass
+
+            data = {"operation_ids": {}}  # type: Dict[str, Dict[str, Any]]
+
+            data["operation_ids"]["operation"] = event.operation_id
+            data["operation_ids"]["request"] = event.request_id
+
+            try:
+                lsid = command.pop("lsid")["id"]
+                data["operation_ids"]["session"] = str(lsid)
+            except KeyError:
+                pass
+
+            if not _should_send_default_pii():
+                command = _strip_pii(command)
+
+            query = "{} {}".format(event.command_name, command)
+            span = hub.start_span(op=op, description=query)
+
+            for tag, value in tags.items():
+                span.set_tag(tag, value)
+
+            for key, value in data.items():
+                span.set_data(key, value)
+
+            with capture_internal_exceptions():
+                hub.add_breadcrumb(message=query, category="query", type=op, data=tags)
+
+            self._ongoing_operations[self._operation_key(event)] = span.__enter__()
+
+    def failed(self, event):
+        # type: (CommandFailedEvent) -> None
+        hub = Hub.current
+        if hub.get_integration(PyMongoIntegration) is None:
+            return
+
+        try:
+            span = self._ongoing_operations.pop(self._operation_key(event))
+            span.set_status("internal_error")
+            span.__exit__(None, None, None)
+        except KeyError:
+            return
+
+    def succeeded(self, event):
+        # type: (CommandSucceededEvent) -> None
+        hub = Hub.current
+        if hub.get_integration(PyMongoIntegration) is None:
+            return
+
+        try:
+            span = self._ongoing_operations.pop(self._operation_key(event))
+            span.set_status("ok")
+            span.__exit__(None, None, None)
+        except KeyError:
+            pass
+
+
+class PyMongoIntegration(Integration):
+    identifier = "pymongo"
+
+    @staticmethod
+    def setup_once():
+        # type: () -> None
+        monitoring.register(CommandTracer())
diff --git a/setup.py b/setup.py
index 40fa607c1f..62f2d10eec 100644
--- a/setup.py
+++ b/setup.py
@@ -62,6 +62,7 @@ def get_file_text(file_name):
         "httpx": ["httpx>=0.16.0"],
         "starlette": ["starlette>=0.19.1"],
         "fastapi": ["fastapi>=0.79.0"],
+        "pymongo": ["pymongo>=3.1"],
     },
     classifiers=[
         "Development Status :: 5 - Production/Stable",
diff --git a/tests/integrations/pymongo/__init__.py b/tests/integrations/pymongo/__init__.py
new file mode 100644
index 0000000000..91223b0630
--- /dev/null
+++ b/tests/integrations/pymongo/__init__.py
@@ -0,0 +1,3 @@
+import pytest
+
+pytest.importorskip("pymongo")
diff --git a/tests/integrations/pymongo/test_pymongo.py b/tests/integrations/pymongo/test_pymongo.py
new file mode 100644
index 0000000000..16438ac971
--- /dev/null
+++ b/tests/integrations/pymongo/test_pymongo.py
@@ -0,0 +1,419 @@
+from sentry_sdk import capture_message, start_transaction
+from sentry_sdk.integrations.pymongo import PyMongoIntegration, _strip_pii
+
+from mockupdb import MockupDB, OpQuery
+from pymongo import MongoClient
+import pytest
+
+
+@pytest.fixture(scope="session")
+def mongo_server():
+    server = MockupDB(verbose=True)
+    server.autoresponds("ismaster", maxWireVersion=6)
+    server.run()
+    server.autoresponds(
+        {"find": "test_collection"}, cursor={"id": 123, "firstBatch": []}
+    )
+    # Find query changed somewhere between PyMongo 3.1 and 3.12.
+    # This line is to respond to "find" queries sent by old PyMongo the same way it's done above.
+    server.autoresponds(OpQuery({"foobar": 1}), cursor={"id": 123, "firstBatch": []})
+    server.autoresponds({"insert": "test_collection"}, ok=1)
+    server.autoresponds({"insert": "erroneous"}, ok=0, errmsg="test error")
+    yield server
+    server.stop()
+
+
+@pytest.mark.parametrize("with_pii", [False, True])
+def test_transactions(sentry_init, capture_events, mongo_server, with_pii):
+    sentry_init(
+        integrations=[PyMongoIntegration()],
+        traces_sample_rate=1.0,
+        send_default_pii=with_pii,
+    )
+    events = capture_events()
+
+    connection = MongoClient(mongo_server.uri)
+
+    with start_transaction():
+        list(
+            connection["test_db"]["test_collection"].find({"foobar": 1})
+        )  # force query execution
+        connection["test_db"]["test_collection"].insert_one({"foo": 2})
+        try:
+            connection["test_db"]["erroneous"].insert_many([{"bar": 3}, {"baz": 4}])
+            pytest.fail("Request should raise")
+        except Exception:
+            pass
+
+    (event,) = events
+    (find, insert_success, insert_fail) = event["spans"]
+
+    common_tags = {
+        "db.name": "test_db",
+        "db.system": "mongodb",
+        "net.peer.name": mongo_server.host,
+        "net.peer.port": str(mongo_server.port),
+    }
+    for span in find, insert_success, insert_fail:
+        for field, value in common_tags.items():
+            assert span["tags"][field] == value
+
+    assert find["op"] == "db.query"
+    assert insert_success["op"] == "db.query"
+    assert insert_fail["op"] == "db.query"
+
+    assert find["tags"]["db.operation"] == "find"
+    assert insert_success["tags"]["db.operation"] == "insert"
+    assert insert_fail["tags"]["db.operation"] == "insert"
+
+    assert find["description"].startswith("find {")
+    assert insert_success["description"].startswith("insert {")
+    assert insert_fail["description"].startswith("insert {")
+    if with_pii:
+        assert "1" in find["description"]
+        assert "2" in insert_success["description"]
+        assert "3" in insert_fail["description"] and "4" in insert_fail["description"]
+    else:
+        # All values in filter replaced by "%s"
+        assert "1" not in find["description"]
+        # All keys below top level replaced by "%s"
+        assert "2" not in insert_success["description"]
+        assert (
+            "3" not in insert_fail["description"]
+            and "4" not in insert_fail["description"]
+        )
+
+    assert find["tags"]["status"] == "ok"
+    assert insert_success["tags"]["status"] == "ok"
+    assert insert_fail["tags"]["status"] == "internal_error"
+
+
+@pytest.mark.parametrize("with_pii", [False, True])
+def test_breadcrumbs(sentry_init, capture_events, mongo_server, with_pii):
+    sentry_init(
+        integrations=[PyMongoIntegration()],
+        traces_sample_rate=1.0,
+        send_default_pii=with_pii,
+    )
+    events = capture_events()
+
+    connection = MongoClient(mongo_server.uri)
+
+    list(
+        connection["test_db"]["test_collection"].find({"foobar": 1})
+    )  # force query execution
+    capture_message("hi")
+
+    (event,) = events
+    (crumb,) = event["breadcrumbs"]["values"]
+
+    assert crumb["category"] == "query"
+    assert crumb["message"].startswith("find {")
+    if with_pii:
+        assert "1" in crumb["message"]
+    else:
+        assert "1" not in crumb["message"]
+    assert crumb["type"] == "db.query"
+    assert crumb["data"] == {
+        "db.name": "test_db",
+        "db.system": "mongodb",
+        "db.operation": "find",
+        "net.peer.name": mongo_server.host,
+        "net.peer.port": str(mongo_server.port),
+    }
+
+
+@pytest.mark.parametrize(
+    "testcase",
+    [
+        {
+            "command": {
+                "insert": "my_collection",
+                "ordered": True,
+                "documents": [
+                    {
+                        "username": "anton2",
+                        "email": "anton@somewhere.io",
+                        "password": "c4e86722fb56d946f7ddeecdae47e1c4458bf98a0a3ee5d5113111adf7bf0175",
+                        "_id": "635bc7403cb4f8a736f61cf2",
+                    }
+                ],
+            },
+            "command_stripped": {
+                "insert": "my_collection",
+                "ordered": True,
+                "documents": [
+                    {"username": "%s", "email": "%s", "password": "%s", "_id": "%s"}
+                ],
+            },
+        },
+        {
+            "command": {
+                "insert": "my_collection",
+                "ordered": True,
+                "documents": [
+                    {
+                        "username": "indiana4",
+                        "email": "indy@jones.org",
+                        "password": "63e86722fb56d946f7ddeecdae47e1c4458bf98a0a3ee5d5113111adf7bf016b",
+                        "_id": "635bc7403cb4f8a736f61cf3",
+                    }
+                ],
+            },
+            "command_stripped": {
+                "insert": "my_collection",
+                "ordered": True,
+                "documents": [
+                    {"username": "%s", "email": "%s", "password": "%s", "_id": "%s"}
+                ],
+            },
+        },
+        {
+            "command": {
+                "find": "my_collection",
+                "filter": {},
+                "limit": 1,
+                "singleBatch": True,
+            },
+            "command_stripped": {
+                "find": "my_collection",
+                "filter": {},
+                "limit": 1,
+                "singleBatch": True,
+            },
+        },
+        {
+            "command": {
+                "find": "my_collection",
+                "filter": {"username": "notthere"},
+                "limit": 1,
+                "singleBatch": True,
+            },
+            "command_stripped": {
+                "find": "my_collection",
+                "filter": {"username": "%s"},
+                "limit": 1,
+                "singleBatch": True,
+            },
+        },
+        {
+            "command": {
+                "insert": "my_collection",
+                "ordered": True,
+                "documents": [
+                    {
+                        "username": "userx1",
+                        "email": "x@somewhere.io",
+                        "password": "ccc86722fb56d946f7ddeecdae47e1c4458bf98a0a3ee5d5113111adf7bf0175",
+                        "_id": "635bc7403cb4f8a736f61cf4",
+                    },
+                    {
+                        "username": "userx2",
+                        "email": "x@somewhere.io",
+                        "password": "xxx86722fb56d946f7ddeecdae47e1c4458bf98a0a3ee5d5113111adf7bf0175",
+                        "_id": "635bc7403cb4f8a736f61cf5",
+                    },
+                ],
+            },
+            "command_stripped": {
+                "insert": "my_collection",
+                "ordered": True,
+                "documents": [
+                    {"username": "%s", "email": "%s", "password": "%s", "_id": "%s"},
+                    {"username": "%s", "email": "%s", "password": "%s", "_id": "%s"},
+                ],
+            },
+        },
+        {
+            "command": {
+                "find": "my_collection",
+                "filter": {"email": "ada@lovelace.com"},
+            },
+            "command_stripped": {"find": "my_collection", "filter": {"email": "%s"}},
+        },
+        {
+            "command": {
+                "aggregate": "my_collection",
+                "pipeline": [{"$match": {}}, {"$group": {"_id": 1, "n": {"$sum": 1}}}],
+                "cursor": {},
+            },
+            "command_stripped": {
+                "aggregate": "my_collection",
+                "pipeline": [{"$match": {}}, {"$group": {"_id": 1, "n": {"$sum": 1}}}],
+                "cursor": "%s",
+            },
+        },
+        {
+            "command": {
+                "aggregate": "my_collection",
+                "pipeline": [
+                    {"$match": {"email": "x@somewhere.io"}},
+                    {"$group": {"_id": 1, "n": {"$sum": 1}}},
+                ],
+                "cursor": {},
+            },
+            "command_stripped": {
+                "aggregate": "my_collection",
+                "pipeline": [
+                    {"$match": {"email": "%s"}},
+                    {"$group": {"_id": 1, "n": {"$sum": 1}}},
+                ],
+                "cursor": "%s",
+            },
+        },
+        {
+            "command": {
+                "createIndexes": "my_collection",
+                "indexes": [{"name": "username_1", "key": [("username", 1)]}],
+            },
+            "command_stripped": {
+                "createIndexes": "my_collection",
+                "indexes": [{"name": "username_1", "key": [("username", 1)]}],
+            },
+        },
+        {
+            "command": {
+                "update": "my_collection",
+                "ordered": True,
+                "updates": [
+                    ("q", {"email": "anton@somewhere.io"}),
+                    (
+                        "u",
+                        {
+                            "email": "anton2@somwehre.io",
+                            "extra_field": "extra_content",
+                            "new": "bla",
+                        },
+                    ),
+                    ("multi", False),
+                    ("upsert", False),
+                ],
+            },
+            "command_stripped": {
+                "update": "my_collection",
+                "ordered": True,
+                "updates": "%s",
+            },
+        },
+        {
+            "command": {
+                "update": "my_collection",
+                "ordered": True,
+                "updates": [
+                    ("q", {"email": "anton2@somwehre.io"}),
+                    ("u", {"$rename": {"new": "new_field"}}),
+                    ("multi", False),
+                    ("upsert", False),
+                ],
+            },
+            "command_stripped": {
+                "update": "my_collection",
+                "ordered": True,
+                "updates": "%s",
+            },
+        },
+        {
+            "command": {
+                "update": "my_collection",
+                "ordered": True,
+                "updates": [
+                    ("q", {"email": "x@somewhere.io"}),
+                    ("u", {"$rename": {"password": "pwd"}}),
+                    ("multi", True),
+                    ("upsert", False),
+                ],
+            },
+            "command_stripped": {
+                "update": "my_collection",
+                "ordered": True,
+                "updates": "%s",
+            },
+        },
+        {
+            "command": {
+                "delete": "my_collection",
+                "ordered": True,
+                "deletes": [("q", {"username": "userx2"}), ("limit", 1)],
+            },
+            "command_stripped": {
+                "delete": "my_collection",
+                "ordered": True,
+                "deletes": "%s",
+            },
+        },
+        {
+            "command": {
+                "delete": "my_collection",
+                "ordered": True,
+                "deletes": [("q", {"email": "xplus@somewhere.io"}), ("limit", 0)],
+            },
+            "command_stripped": {
+                "delete": "my_collection",
+                "ordered": True,
+                "deletes": "%s",
+            },
+        },
+        {
+            "command": {
+                "findAndModify": "my_collection",
+                "query": {"email": "ada@lovelace.com"},
+                "new": False,
+                "remove": True,
+            },
+            "command_stripped": {
+                "findAndModify": "my_collection",
+                "query": {"email": "%s"},
+                "new": "%s",
+                "remove": "%s",
+            },
+        },
+        {
+            "command": {
+                "findAndModify": "my_collection",
+                "query": {"email": "anton2@somewhere.io"},
+                "new": False,
+                "update": {"email": "anton3@somwehre.io", "extra_field": "xxx"},
+                "upsert": False,
+            },
+            "command_stripped": {
+                "findAndModify": "my_collection",
+                "query": {"email": "%s"},
+                "new": "%s",
+                "update": {"email": "%s", "extra_field": "%s"},
+                "upsert": "%s",
+            },
+        },
+        {
+            "command": {
+                "findAndModify": "my_collection",
+                "query": {"email": "anton3@somewhere.io"},
+                "new": False,
+                "update": {"$rename": {"extra_field": "extra_field2"}},
+                "upsert": False,
+            },
+            "command_stripped": {
+                "findAndModify": "my_collection",
+                "query": {"email": "%s"},
+                "new": "%s",
+                "update": {"$rename": "%s"},
+                "upsert": "%s",
+            },
+        },
+        {
+            "command": {
+                "renameCollection": "test.my_collection",
+                "to": "test.new_collection",
+            },
+            "command_stripped": {
+                "renameCollection": "test.my_collection",
+                "to": "test.new_collection",
+            },
+        },
+        {
+            "command": {"drop": "new_collection"},
+            "command_stripped": {"drop": "new_collection"},
+        },
+    ],
+)
+def test_strip_pii(testcase):
+    assert _strip_pii(testcase["command"]) == testcase["command_stripped"]
diff --git a/tox.ini b/tox.ini
index 8b19296671..2067ff8916 100644
--- a/tox.ini
+++ b/tox.ini
@@ -96,6 +96,11 @@ envlist =
 
     {py3.6,py3.7,py3.8,py3.9,py3.10}-httpx-{0.16,0.17}
 
+    {py2.7,py3.6}-pymongo-{3.1}
+    {py2.7,py3.6,py3.7,py3.8,py3.9}-pymongo-{3.12}
+    {py3.6,py3.7,py3.8,py3.9,py3.10}-pymongo-{4.0}
+    {py3.7,py3.8,py3.9,py3.10}-pymongo-{4.1,4.2}
+
 [testenv]
 deps =
     # if you change test-requirements.txt and your change is not being reflected
@@ -280,6 +285,13 @@ deps =
     httpx-0.16: httpx>=0.16,<0.17
     httpx-0.17: httpx>=0.17,<0.18
 
+    pymongo: mockupdb
+    pymongo-3.1: pymongo>=3.1,<3.2
+    pymongo-3.12: pymongo>=3.12,<4.0
+    pymongo-4.0: pymongo>=4.0,<4.1
+    pymongo-4.1: pymongo>=4.1,<4.2
+    pymongo-4.2: pymongo>=4.2,<4.3
+
 setenv =
     PYTHONDONTWRITEBYTECODE=1
     TESTPATH=tests
@@ -309,6 +321,7 @@ setenv =
     chalice: TESTPATH=tests/integrations/chalice
     boto3: TESTPATH=tests/integrations/boto3
     httpx: TESTPATH=tests/integrations/httpx
+    pymongo: TESTPATH=tests/integrations/pymongo
 
     COVERAGE_FILE=.coverage-{envname}
 passenv =
@@ -324,6 +337,7 @@ extras =
     bottle: bottle
     falcon: falcon
     quart: quart
+    pymongo: pymongo
 
 basepython =
     py2.7: python2.7