Surname Bannalai (Bannalai 
) , all around the world, is a very rare family name. The family name Bannalai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
Ploy, Piyarat, Chongchit, Kittiphan, Pathariya, Phakornkrit, Napasarawadee, Patcharisa, and Wongsakorn