Family name 人久 (人久 
, Hitohisa 
) , around the globe, is a very rare surname. The cognomen 人久 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 人久 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 人久 | China |
| Hitohisa | India, Thailand |