Open Google Contacts
Sign in to your Google account
Select the contact or contacts you want to delete
Click the Delete icon
Confirm the deletion
To delete multiple contacts, select the checkboxes next to each contact first
To delete all contacts, select all contacts and delete them
To erase synced contacts from Gmail, remove them from Google Contacts
To prevent contacts from reappearing, turn off contact sync on your device
To delete imported contacts, remove the source file or connected account if needed