Surname ตะนอย (Tanoi 
, ตะนอย ) , in all the world, is a rare last name. The cognomen ตะนอย is characteristic of Thailand, where it is a rare surname, New Zealand, and Australia, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Thailand, New Zealand, and India. Much less frequently, ตะนอย is the forename as well as the last name.