Family name ปันสัน (Pansan 
, ปันสัน ) , across the world, is a rare cognomen. The last name ปันสัน is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, Philippines, and Singapore, where it is a very rare surname. In absolute terms, it is the most numerous in Philippines, Thailand, and Brazil. Very seldom, ปันสัน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pansan | Brazil, Thailand, Philippines, Myanmar, India |
| ปันสัน | Thailand |