Last name Senayai (Senayai 
) , around the world, is a rare cognomen. The family name Senayai is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname, and Malaysia, where it is an extremely rare surname. Much less frequently, Senayai is the forename as well as the last name.
Jit, Pathompong, Chakrapong, Thitsawan, Juraiporn, Charkrapong, Teeranai, Thidarad, Sodchuen, Sodchain, Phramahasumetee, Somrudee, Tanakon, Adisorn, Supatra, Homjun, Athita, Somsak, Supat, Wasu, Wari, Naparat, and Phramaha Sumetee