diff --git a/apps/journeys-admin/src/components/JourneyVisitorsList/FilterDrawer/GoogleSheetsSyncDialog/GoogleSheetsSyncDialog.spec.tsx b/apps/journeys-admin/src/components/JourneyVisitorsList/FilterDrawer/GoogleSheetsSyncDialog/GoogleSheetsSyncDialog.spec.tsx
index 07f0e64fbf6..984f538359f 100644
--- a/apps/journeys-admin/src/components/JourneyVisitorsList/FilterDrawer/GoogleSheetsSyncDialog/GoogleSheetsSyncDialog.spec.tsx
+++ b/apps/journeys-admin/src/components/JourneyVisitorsList/FilterDrawer/GoogleSheetsSyncDialog/GoogleSheetsSyncDialog.spec.tsx
@@ -1,8 +1,16 @@
 import { fireEvent, render, screen, waitFor } from '@testing-library/react'
 import mockRouter from 'next-router-mock'
 
+import { useAuth } from '../../../../libs/auth'
+
 import { GoogleSheetsSyncDialog } from './GoogleSheetsSyncDialog'
 
+jest.mock('../../../../libs/auth', () => ({
+  useAuth: jest.fn()
+}))
+
+const mockUseAuth = useAuth as jest.MockedFunction<typeof useAuth>
+
 jest.mock('next-i18next', () => ({
   useTranslation: () => ({
     t: (value: string) => value
@@ -50,7 +58,8 @@ const defaultIntegrationsData = {
     {
       __typename: 'IntegrationGoogle',
       id: 'integration1',
-      accountEmail: 'test@example.com'
+      accountEmail: 'test@example.com',
+      user: { __typename: 'AuthenticatedUser', id: 'user1' }
     }
   ]
 }
@@ -100,9 +109,14 @@ describe('GoogleSheetsSyncDialog', () => {
     mockUseLazyQuery.mockReset()
     mockUseMutation.mockReset()
     mockUseIntegrationQuery.mockReset()
+    mockUseAuth.mockReset()
     mockEnqueueSnackbar.mockClear()
     mockRouter.setCurrentUrl('/journeys')
 
+    mockUseAuth.mockReturnValue({
+      user: { id: 'user1' }
+    } as unknown as ReturnType<typeof useAuth>)
+
     mockUseQuery.mockReturnValue({ data: defaultJourneyData })
     mockUseIntegrationQuery.mockReturnValue({
       data: defaultIntegrationsData
@@ -218,4 +232,107 @@ describe('GoogleSheetsSyncDialog', () => {
 
     expect(onClose).toHaveBeenCalled()
   })
+
+  it('only shows current user Google integrations in the dropdown', async () => {
+    mockUseIntegrationQuery.mockReturnValue({
+      data: {
+        integrations: [
+          {
+            __typename: 'IntegrationGoogle',
+            id: 'integration1',
+            accountEmail: 'myaccount@example.com',
+            user: { __typename: 'AuthenticatedUser', id: 'user1' }
+          },
+          {
+            __typename: 'IntegrationGoogle',
+            id: 'integration2',
+            accountEmail: 'other-manager@example.com',
+            user: { __typename: 'AuthenticatedUser', id: 'otherUser' }
+          }
+        ]
+      }
+    })
+    setupApolloMocks()
+
+    render(
+      <GoogleSheetsSyncDialog open journeyId="journey1" onClose={onClose} />
+    )
+
+    await screen.findByRole('button', { name: 'Create Sync' })
+
+    // Open the dropdown
+    fireEvent.mouseDown(
+      screen.getByRole('combobox', { name: 'Integration account' })
+    )
+
+    const options = screen.getAllByRole('option')
+    const optionTexts = options.map((o) => o.textContent)
+
+    expect(optionTexts).toContain('myaccount@example.com')
+    expect(optionTexts).not.toContain('other-manager@example.com')
+  })
+
+  it('shows no integration options when none belong to current user', async () => {
+    mockUseIntegrationQuery.mockReturnValue({
+      data: {
+        integrations: [
+          {
+            __typename: 'IntegrationGoogle',
+            id: 'integration2',
+            accountEmail: 'other-manager@example.com',
+            user: { __typename: 'AuthenticatedUser', id: 'otherUser' }
+          }
+        ]
+      }
+    })
+    setupApolloMocks()
+
+    render(
+      <GoogleSheetsSyncDialog open journeyId="journey1" onClose={onClose} />
+    )
+
+    await screen.findByRole('button', { name: 'Create Sync' })
+
+    fireEvent.mouseDown(
+      screen.getByRole('combobox', { name: 'Integration account' })
+    )
+
+    const options = screen.getAllByRole('option')
+    // Only the disabled placeholder option should exist
+    expect(options).toHaveLength(1)
+    expect(options[0]).toHaveTextContent('Select integration account')
+  })
+
+  it('shows no integration options when user is not authenticated', async () => {
+    mockUseAuth.mockReturnValue({
+      user: null
+    } as unknown as ReturnType<typeof useAuth>)
+    mockUseIntegrationQuery.mockReturnValue({
+      data: {
+        integrations: [
+          {
+            __typename: 'IntegrationGoogle',
+            id: 'integration1',
+            accountEmail: 'someone@example.com',
+            user: null
+          }
+        ]
+      }
+    })
+    setupApolloMocks()
+
+    render(
+      <GoogleSheetsSyncDialog open journeyId="journey1" onClose={onClose} />
+    )
+
+    await screen.findByRole('button', { name: 'Create Sync' })
+
+    fireEvent.mouseDown(
+      screen.getByRole('combobox', { name: 'Integration account' })
+    )
+
+    const options = screen.getAllByRole('option')
+    expect(options).toHaveLength(1)
+    expect(options[0]).toHaveTextContent('Select integration account')
+  })
 })
diff --git a/apps/journeys-admin/src/components/JourneyVisitorsList/FilterDrawer/GoogleSheetsSyncDialog/GoogleSheetsSyncDialog.tsx b/apps/journeys-admin/src/components/JourneyVisitorsList/FilterDrawer/GoogleSheetsSyncDialog/GoogleSheetsSyncDialog.tsx
index 6655fd72ac4..fc2a63c076e 100644
--- a/apps/journeys-admin/src/components/JourneyVisitorsList/FilterDrawer/GoogleSheetsSyncDialog/GoogleSheetsSyncDialog.tsx
+++ b/apps/journeys-admin/src/components/JourneyVisitorsList/FilterDrawer/GoogleSheetsSyncDialog/GoogleSheetsSyncDialog.tsx
@@ -39,6 +39,8 @@ import ChevronDown from '@core/shared/ui/icons/ChevronDown'
 import Plus2Icon from '@core/shared/ui/icons/Plus2'
 import Trash2Icon from '@core/shared/ui/icons/Trash2'
 
+import { GetIntegration_integrations_IntegrationGoogle } from '../../../../../__generated__/GetIntegration'
+import { useAuth } from '../../../../libs/auth'
 import { getGoogleOAuthUrl } from '../../../../libs/googleOAuthUrl'
 import { useIntegrationQuery } from '../../../../libs/useIntegrationQuery/useIntegrationQuery'
 
@@ -158,6 +160,7 @@ export function GoogleSheetsSyncDialog({
   const router = useRouter()
   const theme = useTheme()
   const isMobile = useMediaQuery(theme.breakpoints.down('sm'))
+  const { user } = useAuth()
 
   const { data: journeyData } = useQuery(GET_JOURNEY_CREATED_AT, {
     variables: { id: journeyId }
@@ -166,6 +169,18 @@ export function GoogleSheetsSyncDialog({
     teamId: journeyData?.journey?.team?.id as string
   })
 
+  const currentUserId = user?.id
+  const currentUserIntegrations =
+    currentUserId != null
+      ? (integrationsData?.integrations?.filter(
+          (
+            integration
+          ): integration is GetIntegration_integrations_IntegrationGoogle =>
+            integration.__typename === 'IntegrationGoogle' &&
+            integration.user?.id === currentUserId
+        ) ?? [])
+      : []
+
   const [googleDialogOpen, setGoogleDialogOpen] = useState(false)
   const [pickerActive, setPickerActive] = useState(false)
 
@@ -1189,28 +1204,20 @@ export function GoogleSheetsSyncDialog({
                     renderValue={(selected) => {
                       if (selected === '')
                         return t('Select integration account')
-                      const found = integrationsData?.integrations.find(
+                      const found = currentUserIntegrations.find(
                         (integration) => integration.id === selected
                       )
-                      if (found?.__typename === 'IntegrationGoogle') {
-                        return found.accountEmail ?? t('Unknown email')
-                      }
-                      return t('Unknown integration')
+                      return found?.accountEmail ?? t('Unknown email')
                     }}
                   >
                     <MenuItem value="" disabled>
                       {t('Select integration account')}
                     </MenuItem>
-                    {integrationsData?.integrations
-                      ?.filter(
-                        (integration) =>
-                          integration.__typename === 'IntegrationGoogle'
-                      )
-                      .map((integration) => (
-                        <MenuItem key={integration.id} value={integration.id}>
-                          {integration.accountEmail ?? t('Unknown email')}
-                        </MenuItem>
-                      ))}
+                    {currentUserIntegrations.map((integration) => (
+                      <MenuItem key={integration.id} value={integration.id}>
+                        {integration.accountEmail ?? t('Unknown email')}
+                      </MenuItem>
+                    ))}
                   </Select>
                   {touched.integrationId != null &&
                     errors.integrationId != null && (
diff --git a/libs/locales/en/apps-journeys-admin.json b/libs/locales/en/apps-journeys-admin.json
index 4b91d59efa9..9f90da7bba0 100644
--- a/libs/locales/en/apps-journeys-admin.json
+++ b/libs/locales/en/apps-journeys-admin.json
@@ -835,7 +835,6 @@
   "Integration account": "Integration account",
   "Select integration account": "Select integration account",
   "Unknown email": "Unknown email",
-  "Unknown integration": "Unknown integration",
   "Add New Google Account": "Add New Google Account",
   "Spreadsheet Setup": "Spreadsheet Setup",
   "Destination": "Destination",