diff --git a/lib/rules/no-unknown-property.js b/lib/rules/no-unknown-property.js
index 7c8b66ac24..83fa695bec 100644
--- a/lib/rules/no-unknown-property.js
+++ b/lib/rules/no-unknown-property.js
@@ -104,9 +104,9 @@ const ATTRIBUTE_TAGS_MAP = {
   loop: ['audio', 'video'],
   muted: ['audio', 'video'],
   playsInline: ['video'],
-  allowFullScreen: ['video'],
-  webkitAllowFullScreen: ['video'],
-  mozAllowFullScreen: ['video'],
+  allowFullScreen: ['iframe', 'video'],
+  webkitAllowFullScreen: ['iframe', 'video'],
+  mozAllowFullScreen: ['iframe', 'video'],
   poster: ['video'],
   preload: ['audio', 'video'],
   scrolling: ['iframe'],
diff --git a/tests/lib/rules/no-unknown-property.js b/tests/lib/rules/no-unknown-property.js
index 2fbc264185..86caae5437 100644
--- a/tests/lib/rules/no-unknown-property.js
+++ b/tests/lib/rules/no-unknown-property.js
@@ -70,6 +70,7 @@ ruleTester.run('no-unknown-property', rule, {
     { code: '<link rel="preload" as="image" href="someHref" imageSrcSet="someImageSrcSet" imageSizes="someImageSizes" />' },
     { code: '<object onLoad={bar} />' },
     { code: '<video allowFullScreen webkitAllowFullScreen mozAllowFullScreen />' },
+    { code: '<iframe allowFullScreen webkitAllowFullScreen mozAllowFullScreen />' },
     { code: '<table border="1" />' },
     { code: '<th abbr="abbr" />' },
     { code: '<td abbr="abbr" />' },
@@ -513,7 +514,7 @@ ruleTester.run('no-unknown-property', rule, {
           data: {
             name: 'allowFullScreen',
             tagName: 'div',
-            allowedTags: 'video',
+            allowedTags: 'iframe, video',
           },
         },
       ],