diff --git a/packages/compass-connections/src/stores/connections-store-redux.ts b/packages/compass-connections/src/stores/connections-store-redux.ts
index f9a4e9abacf..fbe6b14a83f 100644
--- a/packages/compass-connections/src/stores/connections-store-redux.ts
+++ b/packages/compass-connections/src/stores/connections-store-redux.ts
@@ -1492,6 +1492,7 @@ const connectWithOptions = (
         forceConnectionOptions,
         browserCommandForOIDCAuth,
         maximumNumberOfActiveConnections,
+        telemetryAnonymousId,
       } = preferences.getPreferences();
 
       const connectionProgress = getNotificationTriggers();
@@ -1553,10 +1554,12 @@ const connectWithOptions = (
                 cloneDeep(connectionOptions),
                 SecretsForConnection.get(connectionInfo.id) ?? {}
               ),
+              connectionInfo,
               defaultAppName: appName,
               preferences: {
                 forceConnectionOptions: forceConnectionOptions ?? [],
                 browserCommandForOIDCAuth,
+                telemetryAnonymousId,
               },
               notifyDeviceFlow: (deviceFlowInfo) => {
                 connectionProgress.openNotifyDeviceAuthModal(
diff --git a/packages/connection-form/src/hooks/use-connect-form.ts b/packages/connection-form/src/hooks/use-connect-form.ts
index 117e546265b..bfad34f1073 100644
--- a/packages/connection-form/src/hooks/use-connect-form.ts
+++ b/packages/connection-form/src/hooks/use-connect-form.ts
@@ -843,11 +843,13 @@ function setInitialState({
 
 export function adjustConnectionOptionsBeforeConnect({
   connectionOptions,
+  connectionInfo,
   defaultAppName,
   notifyDeviceFlow,
   preferences,
 }: {
   connectionOptions: Readonly<ConnectionOptions>;
+  connectionInfo: Readonly<Pick<ConnectionInfo, 'id' | 'atlasMetadata'>>;
   defaultAppName?: string;
   notifyDeviceFlow?: (deviceFlowInformation: {
     verificationUrl: string;
@@ -855,6 +857,7 @@ export function adjustConnectionOptionsBeforeConnect({
   }) => void;
   preferences: {
     browserCommandForOIDCAuth?: string;
+    telemetryAnonymousId?: string;
     forceConnectionOptions: [string, string][];
   };
 }): ConnectionOptions {
@@ -863,7 +866,12 @@ export function adjustConnectionOptionsBeforeConnect({
   ) => ConnectionOptions)[] = [
     adjustCSFLEParams,
     unsetFleOptionsIfEmptyAutoEncryption,
-    setAppNameParamIfMissing(defaultAppName),
+    setAppNameParamIfMissing({
+      defaultAppName,
+      connectionId: connectionInfo.id,
+      isAtlas: !!connectionInfo.atlasMetadata,
+      telemetryAnonymousId: preferences.telemetryAnonymousId,
+    }),
     adjustOIDCConnectionOptionsBeforeConnect({
       browserCommandForOIDCAuth: preferences.browserCommandForOIDCAuth,
       notifyDeviceFlow,
diff --git a/packages/connection-form/src/utils/set-app-name-if-missing.spec.ts b/packages/connection-form/src/utils/set-app-name-if-missing.spec.ts
index e867fd2ebd8..3495cd8df4c 100644
--- a/packages/connection-form/src/utils/set-app-name-if-missing.spec.ts
+++ b/packages/connection-form/src/utils/set-app-name-if-missing.spec.ts
@@ -4,7 +4,11 @@ import { setAppNameParamIfMissing } from './set-app-name-if-missing';
 describe('setAppNameParamIfMissing', function () {
   it('leaves options unchanged if no default appName was specified', function () {
     expect(
-      setAppNameParamIfMissing()({
+      setAppNameParamIfMissing({
+        connectionId: '123',
+        telemetryAnonymousId: '789',
+        isAtlas: false,
+      })({
         connectionString: 'mongodb://localhost/',
       })
     ).to.deep.equal({
@@ -14,7 +18,12 @@ describe('setAppNameParamIfMissing', function () {
 
   it('leaves options unchanged if appName was already part of the connection string', function () {
     expect(
-      setAppNameParamIfMissing('defaultAppName')({
+      setAppNameParamIfMissing({
+        defaultAppName: 'defaultAppName',
+        connectionId: '123',
+        telemetryAnonymousId: '789',
+        isAtlas: false,
+      })({
         connectionString: 'mongodb://localhost/?appName=foobar',
       })
     ).to.deep.equal({
@@ -22,13 +31,33 @@ describe('setAppNameParamIfMissing', function () {
     });
   });
 
-  it('sets appName to a default value if not already set', function () {
+  it('sets appName to a default app name if not atlas and not already set', function () {
     expect(
-      setAppNameParamIfMissing('defaultAppName')({
+      setAppNameParamIfMissing({
+        defaultAppName: 'defaultAppName',
+        connectionId: '123',
+        telemetryAnonymousId: '789',
+        isAtlas: false,
+      })({
         connectionString: 'mongodb://localhost/',
       })
     ).to.deep.equal({
       connectionString: 'mongodb://localhost/?appName=defaultAppName',
     });
   });
+
+  it('sets appName to a default app name, anonymous id, and connection id if it is atlas and not already set', function () {
+    expect(
+      setAppNameParamIfMissing({
+        defaultAppName: 'defaultAppName',
+        connectionId: '123',
+        telemetryAnonymousId: '789',
+        isAtlas: true,
+      })({
+        connectionString: 'mongodb://atlas/',
+      })
+    ).to.deep.equal({
+      connectionString: 'mongodb://atlas/?appName=defaultAppName-789-123',
+    });
+  });
 });
diff --git a/packages/connection-form/src/utils/set-app-name-if-missing.ts b/packages/connection-form/src/utils/set-app-name-if-missing.ts
index 015c1918683..d52dab7c5a8 100644
--- a/packages/connection-form/src/utils/set-app-name-if-missing.ts
+++ b/packages/connection-form/src/utils/set-app-name-if-missing.ts
@@ -3,9 +3,17 @@ import type { MongoClientOptions } from 'mongodb';
 import { ConnectionString } from 'mongodb-connection-string-url';
 import type { ConnectionOptions } from 'mongodb-data-service';
 
-export function setAppNameParamIfMissing(
-  defaultAppName?: string
-): (connectionOptions: Readonly<ConnectionOptions>) => ConnectionOptions {
+export function setAppNameParamIfMissing({
+  defaultAppName,
+  telemetryAnonymousId,
+  connectionId,
+  isAtlas,
+}: {
+  defaultAppName?: string;
+  telemetryAnonymousId?: string;
+  connectionId: string;
+  isAtlas: boolean;
+}): (connectionOptions: Readonly<ConnectionOptions>) => ConnectionOptions {
   return (connectionOptions) => {
     const connectionStringUrl = new ConnectionString(
       connectionOptions.connectionString
@@ -14,7 +22,13 @@ export function setAppNameParamIfMissing(
     const searchParams =
       connectionStringUrl.typedSearchParams<MongoClientOptions>();
     if (!searchParams.has('appName') && defaultAppName !== undefined) {
-      searchParams.set('appName', defaultAppName);
+      const appName = isAtlas
+        ? `${defaultAppName}${
+            telemetryAnonymousId ? `-${telemetryAnonymousId}` : ''
+          }-${connectionId}`
+        : defaultAppName;
+
+      searchParams.set('appName', appName);
       connectionOptions = {
         ...cloneDeep(connectionOptions),
         connectionString: connectionStringUrl.toString(),