diff --git a/x-pack/legacy/plugins/siem/public/components/recent_timelines/helpers.ts b/x-pack/legacy/plugins/siem/public/components/recent_timelines/helpers.ts
deleted file mode 100644
index 41fa90f1776e65..00000000000000
--- a/x-pack/legacy/plugins/siem/public/components/recent_timelines/helpers.ts
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License;
- * you may not use this file except in compliance with the Elastic License.
- */
-
-import { throwIfNotOk } from '../../hooks/api/api';
-import { KibanaServices } from '../../lib/kibana';
-import { MeApiResponse } from './recent_timelines';
-
-export const fetchUsername = async () => {
-  const response = await KibanaServices.get().http.fetch<MeApiResponse>('/internal/security/me', {
-    method: 'GET',
-    credentials: 'same-origin',
-    asResponse: true,
-  });
-
-  await throwIfNotOk(response.response);
-  return response.body!.username;
-};
diff --git a/x-pack/legacy/plugins/siem/public/components/recent_timelines/index.tsx b/x-pack/legacy/plugins/siem/public/components/recent_timelines/index.tsx
index 41eb1377429634..6f22287774d7eb 100644
--- a/x-pack/legacy/plugins/siem/public/components/recent_timelines/index.tsx
+++ b/x-pack/legacy/plugins/siem/public/components/recent_timelines/index.tsx
@@ -22,10 +22,6 @@ import { RecentTimelines } from './recent_timelines';
 import * as i18n from './translations';
 import { FilterMode } from './types';
 
-export interface MeApiResponse {
-  username: string;
-}
-
 interface OwnProps {
   apolloClient: ApolloClient<{}>;
   filterBy: FilterMode;
diff --git a/x-pack/legacy/plugins/siem/public/components/recent_timelines/recent_timelines.tsx b/x-pack/legacy/plugins/siem/public/components/recent_timelines/recent_timelines.tsx
index a01cc0fe277aa6..fdd206a33ff7e6 100644
--- a/x-pack/legacy/plugins/siem/public/components/recent_timelines/recent_timelines.tsx
+++ b/x-pack/legacy/plugins/siem/public/components/recent_timelines/recent_timelines.tsx
@@ -21,10 +21,6 @@ import { WithHoverActions } from '../with_hover_actions';
 import { RecentTimelineCounts } from './counts';
 import * as i18n from './translations';
 
-export interface MeApiResponse {
-  username: string;
-}
-
 export const RecentTimelines = React.memo<{
   noTimelinesMessage: string;
   onOpenTimeline: OnOpenTimeline;