Surname Phairot (ไพโรจน์ 
, Phairot 
) , throughout the world, is quite a rare family name. The last name Phairot is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname, Singapore, where it is a rare surname, and Malaysia, where it is a very rare surname. Predominantly, Phairot is the forename as well as the last name.