diff --git a/.changeset/witty-ants-notice.md b/.changeset/witty-ants-notice.md
new file mode 100644
index 000000000..3bd9ecb4e
--- /dev/null
+++ b/.changeset/witty-ants-notice.md
@@ -0,0 +1,5 @@
+---
+'@radix-ui/react-dialog': minor
+---
+
+Add portal container prop to dialog content props
diff --git a/packages/react/dialog/src/dialog.tsx b/packages/react/dialog/src/dialog.tsx
index 7bf964798..f0f147031 100644
--- a/packages/react/dialog/src/dialog.tsx
+++ b/packages/react/dialog/src/dialog.tsx
@@ -229,6 +229,11 @@ interface DialogContentProps extends DialogContentTypeProps {
    * controlling animation with React animation libraries.
    */
   forceMount?: true;
+
+  /**
+  * Specify a container element to portal the content into.
+  */
+  portalContainer?: Element | DocumentFragment | null;
 }
 
 const DialogContent = React.forwardRef<DialogContentElement, DialogContentProps>(