diff --git a/packages/block-library/src/pattern/edit.js b/packages/block-library/src/pattern/edit.js
index 5072d577172b0a..c69ac359659cf5 100644
--- a/packages/block-library/src/pattern/edit.js
+++ b/packages/block-library/src/pattern/edit.js
@@ -42,17 +42,17 @@ const PatternEdit = ( { attributes, clientId } ) => {
 			// because nested pattern blocks cannot be inserted if the parent block supports
 			// inner blocks but doesn't have blockSettings in the state.
 			window.queueMicrotask( () => {
+				// Clone blocks from the pattern before insertion to ensure they receive
+				// distinct client ids. See https://github.com/WordPress/gutenberg/issues/50628.
+				const clonedBlocks = selectedPattern.blocks.map( ( block ) =>
+					cloneBlock( block )
+				);
 				__unstableMarkNextChangeAsNotPersistent();
 				if ( syncStatus === 'partial' ) {
-					replaceInnerBlocks(
-						clientId,
-						selectedPattern.blocks.map( ( block ) =>
-							cloneBlock( block )
-						)
-					);
+					replaceInnerBlocks( clientId, clonedBlocks );
 					return;
 				}
-				replaceBlocks( clientId, selectedPattern.blocks );
+				replaceBlocks( clientId, clonedBlocks );
 			} );
 		}
 	}, [
diff --git a/packages/block-library/src/pattern/v1/edit.js b/packages/block-library/src/pattern/v1/edit.js
index aa475809ccb44f..b4900536ec274f 100644
--- a/packages/block-library/src/pattern/v1/edit.js
+++ b/packages/block-library/src/pattern/v1/edit.js
@@ -1,6 +1,7 @@
 /**
  * WordPress dependencies
  */
+import { cloneBlock } from '@wordpress/blocks';
 import { useSelect, useDispatch } from '@wordpress/data';
 import { useEffect } from '@wordpress/element';
 import {
@@ -32,8 +33,13 @@ const PatternEdit = ( { attributes, clientId } ) => {
 			// because nested pattern blocks cannot be inserted if the parent block supports
 			// inner blocks but doesn't have blockSettings in the state.
 			window.queueMicrotask( () => {
+				// Clone blocks from the pattern before insertion to ensure they receive
+				// distinct client ids. See https://github.com/WordPress/gutenberg/issues/50628.
+				const clonedBlocks = selectedPattern.blocks.map( ( block ) =>
+					cloneBlock( block )
+				);
 				__unstableMarkNextChangeAsNotPersistent();
-				replaceBlocks( clientId, selectedPattern.blocks );
+				replaceBlocks( clientId, clonedBlocks );
 			} );
 		}
 	}, [