diff --git a/.changeset/weak-schools-wash.md b/.changeset/weak-schools-wash.md
new file mode 100644
index 0000000000..86f3111d93
--- /dev/null
+++ b/.changeset/weak-schools-wash.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-catalog-react': minor
+---
+
+**BREAKING**: Removed the deprecated `useOwnUser` hook. Existing usage can be replaced with `identityApi.getBackstageIdentity()`, followed by a call to `catalogClient.getEntityByRef(identity.userEntityRef)`.
diff --git a/plugins/catalog-react/api-report.md b/plugins/catalog-react/api-report.md
index 08252b0fc5..c42bfdf8aa 100644
--- a/plugins/catalog-react/api-report.md
+++ b/plugins/catalog-react/api-report.md
@@ -6,7 +6,6 @@
 /// <reference types="react" />
 
 import { ApiRef } from '@backstage/core-plugin-api';
-import { AsyncState } from 'react-use/lib/useAsync';
 import { CATALOG_FILTER_EXISTS } from '@backstage/catalog-client';
 import { CatalogApi } from '@backstage/catalog-client';
 import { ComponentEntity } from '@backstage/catalog-model';
@@ -26,7 +25,6 @@ import { ScmIntegrationRegistry } from '@backstage/integration';
 import { StyleRules } from '@material-ui/core/styles/withStyles';
 import { SystemEntity } from '@backstage/catalog-model';
 import { TableColumn } from '@backstage/core-components';
-import { UserEntity } from '@backstage/catalog-model';
 
 // @public
 export const AsyncEntityProvider: ({
@@ -536,9 +534,6 @@ export function useEntityTypeFilter(): {
   setSelectedTypes: (types: string[]) => void;
 };
 
-// @public @deprecated
-export function useOwnUser(): AsyncState<UserEntity | undefined>;
-
 // @public (undocumented)
 export function useRelatedEntities(
   entity: Entity,
diff --git a/plugins/catalog-react/src/hooks/index.ts b/plugins/catalog-react/src/hooks/index.ts
index d90e0eb06e..445ed8c5af 100644
--- a/plugins/catalog-react/src/hooks/index.ts
+++ b/plugins/catalog-react/src/hooks/index.ts
@@ -35,7 +35,6 @@ export type {
 } from './useEntityListProvider';
 export { useEntityTypeFilter } from './useEntityTypeFilter';
 export { useEntityKinds } from './useEntityKinds';
-export { useOwnUser } from './useOwnUser';
 export { useRelatedEntities } from './useRelatedEntities';
 export { useStarredEntities } from './useStarredEntities';
 export { useStarredEntity } from './useStarredEntity';
diff --git a/plugins/catalog-react/src/hooks/useOwnUser.ts b/plugins/catalog-react/src/hooks/useOwnUser.ts
deleted file mode 100644
index 211321afdf..0000000000
--- a/plugins/catalog-react/src/hooks/useOwnUser.ts
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright 2020 The Backstage Authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import {
-  DEFAULT_NAMESPACE,
-  parseEntityRef,
-  UserEntity,
-} from '@backstage/catalog-model';
-import useAsync, { AsyncState } from 'react-use/lib/useAsync';
-import { catalogApiRef } from '../api';
-import { identityApiRef, useApi } from '@backstage/core-plugin-api';
-
-/**
- * Get the catalog User entity (if any) that matches the logged-in user.
- * @public
- * @deprecated due to low external usage.
- */
-export function useOwnUser(): AsyncState<UserEntity | undefined> {
-  const catalogApi = useApi(catalogApiRef);
-  const identityApi = useApi(identityApiRef);
-
-  return useAsync(async () => {
-    const identity = await identityApi.getBackstageIdentity();
-    // TODO(freben): Defensively parse with defaults even though getEntityByRef
-    // supports the string form, since some auth resolvers have been known to
-    // return incomplete refs (just the name part) historically. This can be
-    // simplified in the future to just pass the ref immediately to
-    // getEntityByRef.
-    return catalogApi.getEntityByRef(
-      parseEntityRef(identity.userEntityRef, {
-        defaultKind: 'User',
-        defaultNamespace: DEFAULT_NAMESPACE,
-      }),
-    ) as Promise<UserEntity | undefined>;
-  }, [catalogApi, identityApi]);
-}
diff --git a/plugins/techdocs/src/home/components/DefaultTechDocsHome.test.tsx b/plugins/techdocs/src/home/components/DefaultTechDocsHome.test.tsx
index 14fdb88395..48c1fa248c 100644
--- a/plugins/techdocs/src/home/components/DefaultTechDocsHome.test.tsx
+++ b/plugins/techdocs/src/home/components/DefaultTechDocsHome.test.tsx
@@ -36,14 +36,6 @@ import React from 'react';
 import { rootDocsRouteRef } from '../../routes';
 import { DefaultTechDocsHome } from './DefaultTechDocsHome';
 
-jest.mock('@backstage/plugin-catalog-react', () => {
-  const actual = jest.requireActual('@backstage/plugin-catalog-react');
-  return {
-    ...actual,
-    useOwnUser: () => 'test-user',
-  };
-});
-
 const mockCatalogApi = {
   getEntityByRef: () => Promise.resolve(),
   getEntities: async () => ({
diff --git a/plugins/techdocs/src/home/components/LegacyTechDocsHome.test.tsx b/plugins/techdocs/src/home/components/LegacyTechDocsHome.test.tsx
index 16d8d48bc3..4c33f69fb7 100644
--- a/plugins/techdocs/src/home/components/LegacyTechDocsHome.test.tsx
+++ b/plugins/techdocs/src/home/components/LegacyTechDocsHome.test.tsx
@@ -24,14 +24,6 @@ import { ApiProvider, ConfigReader } from '@backstage/core-app-api';
 import { ConfigApi, configApiRef } from '@backstage/core-plugin-api';
 import { rootDocsRouteRef } from '../../routes';
 
-jest.mock('@backstage/plugin-catalog-react', () => {
-  const actual = jest.requireActual('@backstage/plugin-catalog-react');
-  return {
-    ...actual,
-    useOwnUser: () => 'test-user',
-  };
-});
-
 const mockCatalogApi = {
   getEntityByRef: jest.fn(),
   getEntities: async () => ({
diff --git a/plugins/techdocs/src/home/components/TechDocsCustomHome.test.tsx b/plugins/techdocs/src/home/components/TechDocsCustomHome.test.tsx
index 2088dbf4fc..6f09a70b5e 100644
--- a/plugins/techdocs/src/home/components/TechDocsCustomHome.test.tsx
+++ b/plugins/techdocs/src/home/components/TechDocsCustomHome.test.tsx
@@ -22,14 +22,6 @@ import { TechDocsCustomHome, PanelType } from './TechDocsCustomHome';
 import { ApiProvider } from '@backstage/core-app-api';
 import { rootDocsRouteRef } from '../../routes';
 
-jest.mock('@backstage/plugin-catalog-react', () => {
-  const actual = jest.requireActual('@backstage/plugin-catalog-react');
-  return {
-    ...actual,
-    useOwnUser: () => 'test-user',
-  };
-});
-
 const mockCatalogApi = {
   getEntityByRef: jest.fn(),
   getEntities: async () => ({