Worldwide, สุดารัตนื (สุดารัตนื 
) is a very rare largely feminine, but uncommonly boy's first name. The first name สุดารัตนื is habitual in South-eastern Asia, particularly Thailand, where it is a very rare mostly girly, but infrequently masculine name.
| VARIANT | COUNTRY |
|---|---|
| สุดารัตนื | Thailand |