diff --git a/.changeset/wild-cows-add.md b/.changeset/wild-cows-add.md
new file mode 100644
index 0000000000..1170bc494d
--- /dev/null
+++ b/.changeset/wild-cows-add.md
@@ -0,0 +1,5 @@
+---
+'@backstage/core-plugin-api': minor
+---
+
+Removed deprecated `OAuthRequestApi` types: `AuthProvider`, `AuthRequesterOptions`, `AuthRequester`, and `PendingAuthRequest`.
diff --git a/packages/core-plugin-api/api-report.md b/packages/core-plugin-api/api-report.md
index ab9f6621b9..e55004ba35 100644
--- a/packages/core-plugin-api/api-report.md
+++ b/packages/core-plugin-api/api-report.md
@@ -194,9 +194,6 @@ export const auth0AuthApiRef: ApiRef<
   OpenIdConnectApi & ProfileInfoApi & BackstageIdentityApi & SessionApi
 >;
 
-// @public @deprecated (undocumented)
-export type AuthProvider = Omit<AuthProviderInfo, 'id'>;
-
 // @public
 export type AuthProviderInfo = {
   id: string;
@@ -204,12 +201,6 @@ export type AuthProviderInfo = {
   icon: IconComponent;
 };
 
-// @public @deprecated (undocumented)
-export type AuthRequester<T> = OAuthRequester<T>;
-
-// @public @deprecated (undocumented)
-export type AuthRequesterOptions<T> = OAuthRequesterOptions<T>;
-
 // @public
 export type AuthRequestOptions = {
   optional?: boolean;
@@ -650,9 +641,6 @@ export type PathParams<S extends string> = {
   [name in ParamNames<S>]: string;
 };
 
-// @public @deprecated (undocumented)
-export type PendingAuthRequest = PendingOAuthRequest;
-
 // @public
 export type PendingOAuthRequest = {
   provider: Omit<AuthProviderInfo, 'id'> & {
diff --git a/packages/core-plugin-api/src/apis/definitions/OAuthRequestApi.ts b/packages/core-plugin-api/src/apis/definitions/OAuthRequestApi.ts
index 5b8dab29f7..ccca2c50e3 100644
--- a/packages/core-plugin-api/src/apis/definitions/OAuthRequestApi.ts
+++ b/packages/core-plugin-api/src/apis/definitions/OAuthRequestApi.ts
@@ -18,12 +18,6 @@ import { Observable } from '@backstage/types';
 import { ApiRef, createApiRef } from '../system';
 import { AuthProviderInfo } from './auth';
 
-/**
- * @public
- * @deprecated Use AuthProviderInfo instead
- */
-export type AuthProvider = Omit<AuthProviderInfo, 'id'>;
-
 /**
  * Describes how to handle auth requests. Both how to show them to the user, and what to do when
  * the user accesses the auth request.
@@ -45,12 +39,6 @@ export type OAuthRequesterOptions<TOAuthResponse> = {
   onAuthRequest(scopes: Set<string>): Promise<TOAuthResponse>;
 };
 
-/**
- * @public
- * @deprecated Use OAuthRequesterOptions instead
- */
-export type AuthRequesterOptions<T> = OAuthRequesterOptions<T>;
-
 /**
  * Function used to trigger new auth requests for a set of scopes.
  *
@@ -69,12 +57,6 @@ export type OAuthRequester<TAuthResponse> = (
   scopes: Set<string>,
 ) => Promise<TAuthResponse>;
 
-/**
- * @public
- * @deprecated Use OAuthRequester instead
- */
-export type AuthRequester<T> = OAuthRequester<T>;
-
 /**
  * An pending auth request for a single auth provider. The request will remain in this pending
  * state until either reject() or trigger() is called.
@@ -107,12 +89,6 @@ export type PendingOAuthRequest = {
   trigger(): Promise<void>;
 };
 
-/**
- * @public
- * @deprecated Use PendingOAuthRequest instead
- */
-export type PendingAuthRequest = PendingOAuthRequest;
-
 /**
  * Provides helpers for implemented OAuth login flows within Backstage.
  *