Cognomen Kettubtim (Kettubtim 
) , around the world, is a very rare surname. The cognomen Kettubtim is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
Ruthai, Aiwarin, Natvara, Sethavut, Jurairat, Jirattapon, and Suwatcharachai