It is impossible to delete transaction data and the wallet address in the blockchain. But you can exit Surf Wallet and uninstall the app on all devices.
If you know the seed phrase you can regain access to the wallet.
To exit a wallet in Surf :
Click the Surf icon in the upper left corner of the main app screen to go to Settings.
Click Safety protection on the Settings page.
Click Delete local data and exit.
Click Backup to save the wallet seed phrase.
Confirm your action with your PIN.
Read the safety rules for the seed phrase and click Got it.
Enter your seed phrase to make sure it is saved correctly.
Click Log out without backup.