Cognomen สีพจน์ (สีพจน์ 
) , around the globe, is a very rare last name. The family name สีพจน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, สีพจน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สีพจน์ | Thailand |