Across the world, นงค์รัตน์ (นงค์รัตน์ 
) is a rare mostly girly, but seldom male first name. The forename นงค์รัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare dominantly feminine, but uncommonly boy's name.
| VARIANT | COUNTRY |
|---|---|
| นงค์รัตน์ | Thailand |