Cognomen กุวานนท์ (กุวานนท์ 
) , globally, is a very rare surname. The family name กุวานนท์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| กุวานนท์ | Thailand |
| จรูญ กุวานนท์ Thai politician, TH (b. 1924) |
|