Surname 三河 (三河 
) , globally, is a very rare family name. The surname 三河 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 三河 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 三河 | China |
| 三河かおり Japanese announcer, JP (b. 1972) |
|