diff --git a/.gitignore b/.gitignore
index e2a50cb343d3..f3a3a0ff2f30 100644
--- a/.gitignore
+++ b/.gitignore
@@ -133,3 +133,4 @@ frontend/static/webfonts-preview
 frontend/.env.sentry-build-plugin
 .claude/worktrees
 1024MiB
+.pnpm-store
diff --git a/backend/__tests__/api/controllers/admin.spec.ts b/backend/__tests__/api/controllers/admin.spec.ts
index 55c28c2c9a5c..50cabda30bf3 100644
--- a/backend/__tests__/api/controllers/admin.spec.ts
+++ b/backend/__tests__/api/controllers/admin.spec.ts
@@ -8,6 +8,8 @@ import * as ReportDal from "../../../src/dal/report";
 import * as LogsDal from "../../../src/dal/logs";
 import GeorgeQueue from "../../../src/queues/george-queue";
 import * as AuthUtil from "../../../src/utils/auth";
+import * as DailyLeaderboards from "../../../src/utils/daily-leaderboards";
+import * as WeeklyXpLeaderboard from "../../../src/services/weekly-xp-leaderboard";
 
 import { enableRateLimitExpects } from "../../__testData__/rate-limit";
 import Test from "supertest/lib/test";
@@ -66,12 +68,26 @@ describe("AdminController", () => {
     const userBannedMock = vi.spyOn(UserDal, "setBanned");
     const georgeBannedMock = vi.spyOn(GeorgeQueue, "userBanned");
     const getUserMock = vi.spyOn(UserDal, "getPartialUser");
+    const purgeUserFromDailyLeaderboardsMock = vi.spyOn(
+      DailyLeaderboards,
+      "purgeUserFromDailyLeaderboards",
+    );
+    const purgeUserFromXpLeaderboardsMock = vi.spyOn(
+      WeeklyXpLeaderboard,
+      "purgeUserFromXpLeaderboards",
+    );
 
     beforeEach(() => {
-      [userBannedMock, georgeBannedMock, getUserMock].forEach((it) =>
-        it.mockClear(),
-      );
+      [
+        userBannedMock,
+        georgeBannedMock,
+        getUserMock,
+        purgeUserFromDailyLeaderboardsMock,
+        purgeUserFromXpLeaderboardsMock,
+      ].forEach((it) => it.mockClear());
       userBannedMock.mockResolvedValue();
+      purgeUserFromDailyLeaderboardsMock.mockResolvedValue();
+      purgeUserFromXpLeaderboardsMock.mockResolvedValue();
     });
 
     it("should ban user with discordId", async () => {
@@ -101,6 +117,14 @@ describe("AdminController", () => {
       ]);
       expect(userBannedMock).toHaveBeenCalledWith(victimUid, true);
       expect(georgeBannedMock).toHaveBeenCalledWith("discordId", true);
+      expect(purgeUserFromDailyLeaderboardsMock).toHaveBeenCalledWith(
+        victimUid,
+        (await configuration).dailyLeaderboards,
+      );
+      expect(purgeUserFromXpLeaderboardsMock).toHaveBeenCalledWith(
+        victimUid,
+        (await configuration).leaderboards.weeklyXp,
+      );
     });
     it("should unban user without discordId", async () => {
       //GIVEN
@@ -128,6 +152,8 @@ describe("AdminController", () => {
       ]);
       expect(userBannedMock).toHaveBeenCalledWith(victimUid, false);
       expect(georgeBannedMock).not.toHaveBeenCalled();
+      expect(purgeUserFromDailyLeaderboardsMock).not.toHaveBeenCalled();
+      expect(purgeUserFromXpLeaderboardsMock).not.toHaveBeenCalled();
     });
     it("should fail without mandatory properties", async () => {
       //GIVEN
diff --git a/backend/src/api/controllers/admin.ts b/backend/src/api/controllers/admin.ts
index 85068dc5beb4..2e766ce00da4 100644
--- a/backend/src/api/controllers/admin.ts
+++ b/backend/src/api/controllers/admin.ts
@@ -16,6 +16,8 @@ import MonkeyError, { getErrorMessage } from "../../utils/error";
 import { Configuration } from "@monkeytype/schemas/configuration";
 import { addImportantLog } from "../../dal/logs";
 import { MonkeyRequest } from "../types";
+import { purgeUserFromDailyLeaderboards } from "../../utils/daily-leaderboards";
+import { purgeUserFromXpLeaderboards } from "../../services/weekly-xp-leaderboard";
 
 export async function test(_req: MonkeyRequest): Promise<MonkeyResponse> {
   return new MonkeyResponse("OK", null);
@@ -33,13 +35,28 @@ export async function toggleBan(
   const discordId = user.discordId;
   const discordIdIsValid = discordId !== undefined && discordId !== "";
 
-  await UserDAL.setBanned(uid, !user.banned);
-  if (discordIdIsValid) await GeorgeQueue.userBanned(discordId, !user.banned);
+  const banning = !user.banned;
+
+  await UserDAL.setBanned(uid, banning);
+  if (discordIdIsValid) await GeorgeQueue.userBanned(discordId, banning);
+
+  if (banning) {
+    await Promise.all([
+      purgeUserFromDailyLeaderboards(
+        uid,
+        req.ctx.configuration.dailyLeaderboards,
+      ),
+      purgeUserFromXpLeaderboards(
+        uid,
+        req.ctx.configuration.leaderboards.weeklyXp,
+      ),
+    ]);
+  }
 
-  void addImportantLog("user_ban_toggled", { banned: !user.banned }, uid);
+  void addImportantLog("user_ban_toggled", { banned: banning }, uid);
 
   return new MonkeyResponse(`Ban toggled`, {
-    banned: !user.banned,
+    banned: banning,
   });
 }
 
diff --git a/backend/src/api/controllers/result.ts b/backend/src/api/controllers/result.ts
index d56ad0c0c54d..1353f4e3a1a1 100644
--- a/backend/src/api/controllers/result.ts
+++ b/backend/src/api/controllers/result.ts
@@ -23,7 +23,10 @@ import {
   incrementDailyLeaderboard,
 } from "../../utils/prometheus";
 import GeorgeQueue from "../../queues/george-queue";
-import { getDailyLeaderboard } from "../../utils/daily-leaderboards";
+import {
+  getDailyLeaderboard,
+  purgeUserFromDailyLeaderboards,
+} from "../../utils/daily-leaderboards";
 import * as UserDAL from "../../dal/user";
 import { buildMonkeyMail } from "../../utils/monkey-mail";
 import * as WeeklyXpLeaderboard from "../../services/weekly-xp-leaderboard";
@@ -386,11 +389,21 @@ export async function addResult(
               subject: "Banned",
               body: "Your account has been automatically banned for triggering the anticheat system. If you believe this is a mistake, please contact support.",
             });
-            await UserDAL.addToInbox(
-              uid,
-              [mail],
-              req.ctx.configuration.users.inbox,
-            );
+            await Promise.all([
+              UserDAL.addToInbox(
+                uid,
+                [mail],
+                req.ctx.configuration.users.inbox,
+              ),
+              purgeUserFromDailyLeaderboards(
+                uid,
+                req.ctx.configuration.dailyLeaderboards,
+              ),
+              WeeklyXpLeaderboard.purgeUserFromXpLeaderboards(
+                uid,
+                req.ctx.configuration.leaderboards.weeklyXp,
+              ),
+            ]);
             user.banned = true;
           }
         }