diff --git a/.changeset/curvy-walls-exist.md b/.changeset/curvy-walls-exist.md
new file mode 100644
index 00000000000..634d82842c1
--- /dev/null
+++ b/.changeset/curvy-walls-exist.md
@@ -0,0 +1,4 @@
+---
+---
+
+ActionBar: Adds new prop `returnFocusRef` to `ActionBar.Menu` to change where focus lands when the menu is closed
diff --git a/packages/react/src/ActionBar/ActionBar.docs.json b/packages/react/src/ActionBar/ActionBar.docs.json
index 193a73ba7b3..b38d7affc1a 100644
--- a/packages/react/src/ActionBar/ActionBar.docs.json
+++ b/packages/react/src/ActionBar/ActionBar.docs.json
@@ -127,6 +127,12 @@
           "type": "Component | 'none'",
           "required": false,
           "description": "Icon displayed when the menu item is within the overflow menu. If 'none' is provided, no icon will be shown in the overflow menu."
+        },
+        {
+          "name": "returnFocusRef",
+          "type": "React.RefObject<HTMLElement>",
+          "required": false,
+          "description": "A ref to an element that should receive focus when the menu is closed."
         }
       ]
     }
diff --git a/packages/react/src/ActionBar/ActionBar.test.tsx b/packages/react/src/ActionBar/ActionBar.test.tsx
index 05029b2e853..f176d5e7add 100644
--- a/packages/react/src/ActionBar/ActionBar.test.tsx
+++ b/packages/react/src/ActionBar/ActionBar.test.tsx
@@ -1,9 +1,9 @@
 import {describe, expect, it, afterEach, vi} from 'vitest'
 import {render, screen, act} from '@testing-library/react'
 import userEvent from '@testing-library/user-event'
+import React, {createRef, useState} from 'react'
 import ActionBar from './'
 import {BoldIcon, ItalicIcon, CodeIcon} from '@primer/octicons-react'
-import {useState} from 'react'
 import {implementsClassName} from '../utils/testing'
 import classes from './ActionBar.module.css'
 
@@ -300,3 +300,120 @@ describe('ActionBar gap prop', () => {
     expect(toolbar).toHaveAttribute('data-gap', 'condensed')
   })
 })
+
+describe('ActionBar.Menu returnFocusRef', () => {
+  it('accepts returnFocusRef prop', () => {
+    const returnFocusRef = createRef<HTMLButtonElement>()
+    render(
+      <div>
+        <button ref={returnFocusRef} type="button">
+          Return focus target
+        </button>
+        <ActionBar aria-label="Toolbar">
+          <ActionBar.Menu
+            aria-label="More options"
+            icon={BoldIcon}
+            returnFocusRef={returnFocusRef}
+            items={[{label: 'Option 1', onClick: vi.fn()}]}
+          />
+        </ActionBar>
+      </div>,
+    )
+
+    expect(screen.getByRole('button', {name: 'More options'})).toBeInTheDocument()
+  })
+
+  it('returns focus to returnFocusRef when menu is closed', async () => {
+    const user = userEvent.setup()
+    const returnFocusRef = createRef<HTMLButtonElement>()
+
+    render(
+      <div>
+        <button ref={returnFocusRef} data-testid="return-focus-target" type="button">
+          Return focus target
+        </button>
+        <ActionBar aria-label="Toolbar">
+          <ActionBar.Menu
+            aria-label="More options"
+            icon={BoldIcon}
+            returnFocusRef={returnFocusRef}
+            items={[{label: 'Option 1', onClick: vi.fn()}]}
+          />
+        </ActionBar>
+      </div>,
+    )
+
+    const menuButton = screen.getByRole('button', {name: 'More options'})
+
+    // Open the menu
+    await user.click(menuButton)
+
+    // Verify menu is open
+    expect(screen.getByRole('menu')).toBeInTheDocument()
+
+    // Close the menu by pressing Escape
+    await user.keyboard('{Escape}')
+
+    // Verify focus is returned to the returnFocusRef element
+    const returnFocusTarget = screen.getByTestId('return-focus-target')
+    expect(document.activeElement).toEqual(returnFocusTarget)
+  })
+
+  it('returns focus to returnFocusRef when menu item is selected', async () => {
+    const user = userEvent.setup()
+    const returnFocusRef = createRef<HTMLButtonElement>()
+    const onClick = vi.fn()
+
+    render(
+      <div>
+        <button ref={returnFocusRef} data-testid="return-focus-target" type="button">
+          Return focus target
+        </button>
+        <ActionBar aria-label="Toolbar">
+          <ActionBar.Menu
+            aria-label="More options"
+            icon={BoldIcon}
+            returnFocusRef={returnFocusRef}
+            items={[{label: 'Option 1', onClick}]}
+          />
+        </ActionBar>
+      </div>,
+    )
+
+    const menuButton = screen.getByRole('button', {name: 'More options'})
+
+    // Open the menu
+    await user.click(menuButton)
+
+    // Click a menu item
+    await user.click(screen.getByRole('menuitem', {name: 'Option 1'}))
+
+    // Verify focus is returned to the returnFocusRef element
+    const returnFocusTarget = screen.getByTestId('return-focus-target')
+    expect(document.activeElement).toEqual(returnFocusTarget)
+  })
+
+  it('returns focus to anchor button when returnFocusRef is not provided', async () => {
+    const user = userEvent.setup()
+
+    render(
+      <ActionBar aria-label="Toolbar">
+        <ActionBar.Menu aria-label="More options" icon={BoldIcon} items={[{label: 'Option 1', onClick: vi.fn()}]} />
+      </ActionBar>,
+    )
+
+    const menuButton = screen.getByRole('button', {name: 'More options'})
+
+    // Open the menu
+    await user.click(menuButton)
+
+    // Verify menu is open
+    expect(screen.getByRole('menu')).toBeInTheDocument()
+
+    // Close the menu by pressing Escape
+    await user.keyboard('{Escape}')
+
+    // Verify focus returns to the menu button (default behavior)
+    expect(document.activeElement).toEqual(menuButton)
+  })
+})
diff --git a/packages/react/src/ActionBar/ActionBar.tsx b/packages/react/src/ActionBar/ActionBar.tsx
index 7f2745ef218..4bb9d6e2ec4 100644
--- a/packages/react/src/ActionBar/ActionBar.tsx
+++ b/packages/react/src/ActionBar/ActionBar.tsx
@@ -35,6 +35,7 @@ type ChildProps =
       label: string
       icon: ActionBarIconButtonProps['icon'] | 'none'
       items: ActionBarMenuProps['items']
+      returnFocusRef?: React.RefObject<HTMLElement>
     }
 
 /**
@@ -155,6 +156,10 @@ export type ActionBarMenuProps = {
    * If 'none' is provided, no icon will be shown in the overflow menu.
    */
   overflowIcon?: ActionBarIconButtonProps['icon'] | 'none'
+  /**
+   * Target element to return focus to when the menu is closed.
+   */
+  returnFocusRef?: React.RefObject<HTMLElement>
 } & IconButtonProps
 
 const MORE_BTN_WIDTH = 32
@@ -428,7 +433,7 @@ export const ActionBar: React.FC<React.PropsWithChildren<ActionBarProps>> = prop
 
                     if (menuItem.type === 'menu') {
                       const menuItems = menuItem.items
-                      const {icon: Icon, label} = menuItem
+                      const {icon: Icon, label, returnFocusRef} = menuItem
 
                       return (
                         <ActionMenu key={id}>
@@ -442,7 +447,7 @@ export const ActionBar: React.FC<React.PropsWithChildren<ActionBarProps>> = prop
                               {label}
                             </ActionList.Item>
                           </ActionMenu.Anchor>
-                          <ActionMenu.Overlay>
+                          <ActionMenu.Overlay {...(returnFocusRef && {returnFocusRef})}>
                             <ActionList>{menuItems.map((item, index) => renderMenuItem(item, index))}</ActionList>
                           </ActionMenu.Overlay>
                         </ActionMenu>
@@ -584,7 +589,10 @@ export const ActionBarGroup = forwardRef(({children}: React.PropsWithChildren, f
 })
 
 export const ActionBarMenu = forwardRef(
-  ({'aria-label': ariaLabel, icon, overflowIcon, items, ...props}: ActionBarMenuProps, forwardedRef) => {
+  (
+    {'aria-label': ariaLabel, icon, overflowIcon, items, returnFocusRef, ...props}: ActionBarMenuProps,
+    forwardedRef,
+  ) => {
     const backupRef = useRef<HTMLButtonElement>(null)
     const ref = (forwardedRef ?? backupRef) as RefObject<HTMLButtonElement>
     const id = useId()
@@ -606,6 +614,7 @@ export const ActionBarMenu = forwardRef(
         width: widthRef.current,
         label: ariaLabel,
         icon: overflowIcon ? overflowIcon : icon,
+        returnFocusRef,
         items,
       })
 
@@ -621,7 +630,7 @@ export const ActionBarMenu = forwardRef(
         <ActionMenu.Anchor>
           <IconButton variant="invisible" aria-label={ariaLabel} icon={icon} {...props} />
         </ActionMenu.Anchor>
-        <ActionMenu.Overlay>
+        <ActionMenu.Overlay {...(returnFocusRef && {returnFocusRef})}>
           <ActionList>{items.map((item, index) => renderMenuItem(item, index))}</ActionList>
         </ActionMenu.Overlay>
       </ActionMenu>