Cognomen Tuimauga (Tuimauga 
) , worldwide, is a very rare last name. The family name Tuimauga is habitual in New Zealand, where it is a rare surname, Australia, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tuimauga | Australia, New Zealand, United States |
| tietie tuimauga Samoan rugby union player (b. 1993) |
|