Cognomen Wakamatu (ワカマツ 
, 若松 
, Wakamatu 
) , in all the world, is a rare surname. The surname Wakamatu is habitual in China, where it is a very rare surname, and Brazil, where it is an extremely rare surname. More frequently, Wakamatu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ワカマツ | Japan |
| 若松 | China |
| Wakamatu | Brazil |