Worldwide, กัลยาณิน (กัลยาณิน 
, Kanlayanin 
) is a rare largely feminine, but seldom masculine forename. The first name กัลยาณิน is characteristic of South-eastern Asia, particularly Thailand, where it is a rare mostly female, but seldom masculine name. Much less frequently, กัลยาณิน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| กัลยาณิน | Thailand |
| Kanlayanin | Thailand, Malaysia |