Worldwide, Yamoi (Yamoi 
) is a very rare primarily female, but very infrequently male forename. The forename Yamoi is characteristic of Tanzania, where it is a very rare feminine name, and India, where it is an extremely rare gender-neutral name. Also, Yamoi is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Yamoi | Tanzania, India, Myanmar, Thailand |