Worldwide, Arthu (Arthu 
) is a rare primarily masculine, but scarcely female first name. The first name Arthu is habitual in Tanzania, where it is a very rare male name, Brazil, and Italy. In absolute terms, this name is the most popular in Brazil, Tanzania, and India. Also, Arthu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Arthu | Myanmar, United States, Tanzania, Cameroon, Brazil |