Throughout the world, คัทยวรรณ (คัทยวรรณ 
) is a very rare principally girly, but very seldom boy's first name. The forename คัทยวรรณ is habitual in South-eastern Asia, particularly Thailand, where it is a rare principally feminine, but very infrequently masculine name.
| VARIANT | COUNTRY |
|---|---|
| คัทยวรรณ | Thailand |