Surname Kaeokaen (Kaeokaen 
) , throughout the world, is a very rare family name. The last name Kaeokaen is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaeokaen | Thailand |
Kongmani, Kiattisak, Natthawut, Thongluean, and Phattharaya