diff --git a/apps/admin-x-activitypub/src/api/activitypub.ts b/apps/admin-x-activitypub/src/api/activitypub.ts
index 8855f9be3b..2e76604f48 100644
--- a/apps/admin-x-activitypub/src/api/activitypub.ts
+++ b/apps/admin-x-activitypub/src/api/activitypub.ts
@@ -203,4 +203,13 @@ export class ActivityPubAPI {
         const response = await this.fetchJSON(url, 'POST', {content});
         return response;
     }
+
+    get userApiUrl() {
+        return new URL(`.ghost/activitypub/users/${this.handle}`, this.apiUrl);
+    }
+
+    async getUser() {
+        const json = await this.fetchJSON(this.userApiUrl);
+        return json;
+    }
 }
diff --git a/apps/admin-x-activitypub/src/components/global/APReplyBox.tsx b/apps/admin-x-activitypub/src/components/global/APReplyBox.tsx
index 03324c76fb..f4a1f16fb3 100644
--- a/apps/admin-x-activitypub/src/components/global/APReplyBox.tsx
+++ b/apps/admin-x-activitypub/src/components/global/APReplyBox.tsx
@@ -6,7 +6,7 @@ import clsx from 'clsx';
 import getUsername from '../../utils/get-username';
 import {Button, showToast} from '@tryghost/admin-x-design-system';
 import {ObjectProperties} from '@tryghost/admin-x-framework/api/activitypub';
-import {useReplyMutationForUser} from '../../hooks/useActivityPubQueries';
+import {useReplyMutationForUser, useUserDataForUser} from '../../hooks/useActivityPubQueries';
 // import {useFocusContext} from '@tryghost/admin-x-design-system/types/providers/DesignSystemProvider';
 
 export interface APTextAreaProps extends HTMLProps<HTMLTextAreaElement> {
@@ -41,6 +41,8 @@ const APReplyBox: React.FC<APTextAreaProps> = ({
     const [textValue, setTextValue] = useState(value); // Manage the textarea value with state
     const replyMutation = useReplyMutationForUser('index');
 
+    const {data: user} = useUserDataForUser('index');
+
     const styles = clsx(
         'ap-textarea order-2 w-full resize-none rounded-lg border py-2 pr-3 text-[1.5rem] transition-all dark:text-white',
         error ? 'border-red' : 'border-transparent placeholder:text-grey-500 dark:placeholder:text-grey-800',
@@ -67,7 +69,7 @@ const APReplyBox: React.FC<APTextAreaProps> = ({
 
     return (
         <div className='flex w-full gap-x-3 py-6'>
-            <APAvatar/>
+            <APAvatar author={user} />
             <div className='relative w-full'>
                 <FormPrimitive.Root asChild>
                     <div className='flex w-full flex-col'>
diff --git a/apps/admin-x-activitypub/src/hooks/useActivityPubQueries.ts b/apps/admin-x-activitypub/src/hooks/useActivityPubQueries.ts
index 9800235f7a..157fa3c2cf 100644
--- a/apps/admin-x-activitypub/src/hooks/useActivityPubQueries.ts
+++ b/apps/admin-x-activitypub/src/hooks/useActivityPubQueries.ts
@@ -131,6 +131,17 @@ export function useUnlikeMutationForUser(handle: string) {
     });
 }
 
+export function useUserDataForUser(handle: string) {
+    const siteUrl = useSiteUrl();
+    const api = createActivityPubAPI(handle, siteUrl);
+    return useQuery({
+        queryKey: [`user:${handle}`],
+        async queryFn() {
+            return api.getUser();
+        }
+    });
+}
+
 export function useFollowersCountForUser(handle: string) {
     const siteUrl = useSiteUrl();
     const api = createActivityPubAPI(handle, siteUrl);