Family name Moiya (Moiya 
) , in the world, is a rare cognomen. The surname Moiya is characteristic of Botswana, where it is quite a rare surname, Papua New Guinea, and India, where it is an extremely rare surname. Likewise, Moiya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Moiya | Papua New Guinea, Jamaica, Botswana, India, United States |