Throughout the world, Мартай (Мартай 
, Martai 
, Martay 
) is a rare gender-neutral given name. The forename Мартай is characteristic of Kazakhstan, where it is a rare unisex name, Indonesia, where it is a very rare boy's name, and the United States, where it is an extremely rare epicene name. Also, Мартай is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Мартай | Kazakhstan, Russia |
| Martai | Indonesia, Malaysia, Hungary, United States, Canada |
| Martay | Germany, United States, India, Canada, France |