Family name Tutomu (Tutomu 
) , throughout the world, is a rare surname. The family name Tutomu is characteristic of Taiwan, where it is a rare surname, Venezuela, where it is an extremely rare surname, and Mexico. In absolute terms, this name is the most popular in Taiwan, Mexico, and Brazil. More prevalently, Tutomu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tutomu | Japan, Mexico, Taiwan, Brazil, Venezuela |