diff --git a/change/@fluentui-react-aria-95b07b56-fae4-4b3b-bb62-beab45149e11.json b/change/@fluentui-react-aria-95b07b56-fae4-4b3b-bb62-beab45149e11.json
new file mode 100644
index 0000000000000..bbe84f8a3882c
--- /dev/null
+++ b/change/@fluentui-react-aria-95b07b56-fae4-4b3b-bb62-beab45149e11.json
@@ -0,0 +1,7 @@
+{
+  "type": "patch",
+  "comment": "chore: remove optional \"win\" argument",
+  "packageName": "@fluentui/react-aria",
+  "email": "seanmonahan@microsoft.com",
+  "dependentChangeType": "patch"
+}
diff --git a/packages/react-components/react-aria/src/activedescendant/scrollIntoView.test.ts b/packages/react-components/react-aria/src/activedescendant/scrollIntoView.test.ts
index 9188534869416..650471f168c68 100644
--- a/packages/react-components/react-aria/src/activedescendant/scrollIntoView.test.ts
+++ b/packages/react-components/react-aria/src/activedescendant/scrollIntoView.test.ts
@@ -75,6 +75,9 @@ describe('scrollIntoView', () => {
       offsetParent: listbox as HTMLElement,
       parentElement: listbox as HTMLElement,
       contains: jest.fn().mockReturnValue(false),
+      ownerDocument: {
+        defaultView: window,
+      } as Document,
     };
 
     jest
@@ -118,6 +121,9 @@ describe('scrollIntoView', () => {
       offsetParent: listbox as HTMLElement,
       parentElement: listbox as HTMLElement,
       contains: jest.fn().mockReturnValue(false),
+      ownerDocument: {
+        defaultView: window,
+      } as Document,
     };
 
     jest
@@ -187,36 +193,4 @@ describe('scrollIntoView', () => {
 
     expect(mockAncestorScrollTo).toHaveBeenCalledWith(0, 122);
   });
-
-  it('should use the provided `window` argument', () => {
-    listboxGrandParent = {
-      ...listboxGrandParent,
-      scrollTop: 0,
-    };
-    listboxParent = {
-      ...listboxParent,
-      offsetParent: listboxGrandParent as Element,
-      parentElement: listboxGrandParent as HTMLElement,
-    };
-    listbox = {
-      ...listbox,
-      scrollHeight: 100,
-      offsetHeight: 100,
-      offsetParent: listboxGrandParent as Element,
-      parentElement: listboxParent as HTMLElement,
-    };
-    const option: Partial<HTMLElement> = {
-      offsetHeight: 10,
-      offsetTop: 160,
-      offsetParent: listboxGrandParent as HTMLElement,
-      parentElement: listbox as HTMLElement,
-      contains: jest.fn().mockReturnValue(false),
-    };
-
-    const getComputedStyleSpy = jest.spyOn(window, 'getComputedStyle');
-
-    scrollIntoView(option as HTMLElement);
-
-    expect(getComputedStyleSpy).toHaveBeenCalledTimes(1);
-  });
 });
diff --git a/packages/react-components/react-aria/src/activedescendant/scrollIntoView.ts b/packages/react-components/react-aria/src/activedescendant/scrollIntoView.ts
index 3ca94fe44b16e..771f4941e3a08 100644
--- a/packages/react-components/react-aria/src/activedescendant/scrollIntoView.ts
+++ b/packages/react-components/react-aria/src/activedescendant/scrollIntoView.ts
@@ -1,11 +1,8 @@
-export const scrollIntoView = (target: HTMLElement | null | undefined, winArg?: Window | null) => {
+export const scrollIntoView = (target: HTMLElement | null | undefined) => {
   if (!target) {
     return;
   }
 
-  // eslint-disable-next-line no-restricted-globals
-  const win = winArg ?? window;
-
   const scrollParent = findScrollableParent(target.parentElement as HTMLElement);
   if (!scrollParent) {
     return;
@@ -14,7 +11,7 @@ export const scrollIntoView = (target: HTMLElement | null | undefined, winArg?:
   const { offsetHeight } = target;
   const offsetTop = getTotalOffsetTop(target, scrollParent);
 
-  const { scrollMarginTop, scrollMarginBottom } = getScrollMargins(target, win);
+  const { scrollMarginTop, scrollMarginBottom } = getScrollMargins(target);
 
   const { offsetHeight: parentOffsetHeight, scrollTop } = scrollParent;
 
@@ -55,7 +52,15 @@ const getTotalOffsetTop = (element: HTMLElement, scrollParent: HTMLElement): num
   return element.offsetTop + getTotalOffsetTop(element.offsetParent as HTMLElement, scrollParent);
 };
 
-const getScrollMargins = (element: HTMLElement, win: Window) => {
+const getScrollMargins = (element: HTMLElement) => {
+  const win = element.ownerDocument?.defaultView;
+  if (!win) {
+    return {
+      scrollMarginTop: 0,
+      scrollMarginBottom: 0,
+    };
+  }
+
   const computedStyles = win.getComputedStyle(element);
   const scrollMarginTop =
     getIntValueOfComputedStyle(computedStyles.scrollMarginTop) ??
diff --git a/packages/react-components/react-aria/src/activedescendant/useActiveDescendant.ts b/packages/react-components/react-aria/src/activedescendant/useActiveDescendant.ts
index 33413f848f42a..0512298e8e968 100644
--- a/packages/react-components/react-aria/src/activedescendant/useActiveDescendant.ts
+++ b/packages/react-components/react-aria/src/activedescendant/useActiveDescendant.ts
@@ -1,5 +1,4 @@
 import * as React from 'react';
-import { useFluent_unstable as useFluent } from '@fluentui/react-shared-contexts';
 import { useEventCallback, useMergedRefs } from '@fluentui/react-utilities';
 import { useOnKeyboardNavigationChange } from '@fluentui/react-tabster';
 import { useOptionWalker } from './useOptionWalker';
@@ -33,8 +32,6 @@ export function useActiveDescendant<TActiveParentElement extends HTMLElement, TL
   const lastActiveIdRef = React.useRef<string | null>(null);
   const activeParentRef = React.useRef<TActiveParentElement>(null);
   const attributeVisibilityRef = React.useRef(true);
-  const { targetDocument } = useFluent();
-  const win = targetDocument?.defaultView;
 
   const removeAttribute = React.useCallback(() => {
     activeParentRef.current?.removeAttribute('aria-activedescendant');
@@ -90,7 +87,7 @@ export function useActiveDescendant<TActiveParentElement extends HTMLElement, TL
 
       const previousActiveId = blurActiveDescendant();
 
-      scrollIntoView(nextActive, win);
+      scrollIntoView(nextActive);
       setAttribute(nextActive.id);
       nextActive.setAttribute(ACTIVEDESCENDANT_ATTRIBUTE, '');
 
@@ -101,7 +98,7 @@ export function useActiveDescendant<TActiveParentElement extends HTMLElement, TL
       const event = createActiveDescendantChangeEvent({ id: nextActive.id, previousId: previousActiveId });
       nextActive.dispatchEvent(event);
     },
-    [blurActiveDescendant, setAttribute, win],
+    [blurActiveDescendant, setAttribute],
   );
 
   const controller: ActiveDescendantImperativeRef = React.useMemo(