Cognomen Puthu (Puthu 
) , around the globe, is a rare last name. The cognomen Puthu is characteristic of Saudi Arabia, where it is a rare surname, Indonesia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. In absolute terms, it is commonest in India, Indonesia, and Saudi Arabia. More prevalently, Puthu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Puthu | Saudi Arabia, Malaysia, United Kingdom, India, Indonesia |