Family name Puhu (Puhu 
) , globally, is a very rare last name. The last name Puhu is habitual in Estonia, where it is a rare surname, Thailand, where it is a very rare surname, and Philippines, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Thailand, India, and Estonia. More prevalently, Puhu is the forename as well as the last name.