Last name Pinan (อภินัน 
, Pinan 
) , across the world, is a rare family name. The surname Pinan is characteristic of Peru, where it is a rare surname, Singapore, where it is a very rare surname, and Australia. Measured by absolute frequency, this name is the most popular in Indonesia, Peru, and Thailand. More prevalently, Pinan is the forename as well as the last name.