Surname คตวงษ์ (คตวงษ์ 
) , all over the world, is a very rare last name. The cognomen คตวงษ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| คตวงษ์ | Thailand |
ณรงค์, รัตติพล, ณัฐญาณี, and ธัญญลักษณ์