Worldwide, Sanphong (สัญญพงศ์ 
, Sanphong , สัญพงศ์ ) is a rare principally boy's, but very seldom female first name. The first name Sanphong is characteristic of South-eastern Asia, particularly Thailand, where it is a rare predominantly male, but scarcely girly name. Very seldom, Sanphong is the last name as well as the forename.