Last name Tomaga (Tomaga 
) , worldwide, is a rare family name. The last name Tomaga is habitual in Slovakia, where it is quite a rare surname, Czechia, where it is a rare surname, and Philippines, where it is a very rare surname. Much less frequently, Tomaga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tomaga | Czechia, Philippines, United States, Slovakia |