Surname Panchai (ปานใจ 
, Panchai 
, ปันใจ ) , in all the world, is quite a rare last name. The last name Panchai is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname, Myanmar, where it is a rare surname, and Malaysia, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Thailand, Myanmar, and India. Also, Panchai is the forename as well as the last name.