diff --git a/packages/react-components/react-utilities/etc/react-utilities.api.md b/packages/react-components/react-utilities/etc/react-utilities.api.md
index d1d812dfd66ee1..3f97bd77da98b5 100644
--- a/packages/react-components/react-utilities/etc/react-utilities.api.md
+++ b/packages/react-components/react-utilities/etc/react-utilities.api.md
@@ -40,6 +40,18 @@ export function createPriorityQueue<T>(compare: PriorityQueueCompareFn<T>): Prio
 // @internal
 export function elementContains(parent: Node | null, child: Node | null): boolean;
 
+// @public
+export type EventData<Type extends string, TEvent> = {
+    type: undefined;
+    event: React_2.SyntheticEvent | Event;
+} | {
+    type: Type;
+    event: TEvent;
+};
+
+// @public
+export type EventHandler<TData extends EventData<string, unknown>> = (ev: React_2.SyntheticEvent | Event, data: TData) => void;
+
 // @public
 export type ExtractSlotProps<S> = Exclude<S, SlotShorthandValue | null | undefined>;
 
diff --git a/packages/react-components/react-utilities/src/index.ts b/packages/react-components/react-utilities/src/index.ts
index 8a7aeee89e21ed..489d392e1ac64e 100644
--- a/packages/react-components/react-utilities/src/index.ts
+++ b/packages/react-components/react-utilities/src/index.ts
@@ -33,6 +33,8 @@ export type {
   SlotComponentType,
   SlotOptions,
   InferredElementRefType,
+  EventData,
+  EventHandler,
 } from './compose/index';
 
 export {