Family name Pirom (ภิรมย์ 
, Pirom 
, بيروم) , across the world, is quite a rare cognomen. The last name Pirom is characteristic of Thailand, where it is quite a rare surname, Malaysia, where it is a rare surname, and Australia, where it is a very rare surname. In absolute terms, the name is most common in Thailand, Malaysia, and the United States. More frequently, Pirom is the forename as well as the last name.