All over the world, สุทธนีย์ (สุทธนีย์ 
) is a very rare dominantly girly, but infrequently male given name. The forename สุทธนีย์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare mostly female, but uncommonly boy's name.
| VARIANT | COUNTRY |
|---|---|
| สุทธนีย์ | Thailand |