Cognomen ศิริไพศาล (ศิริไพศาล 
, Siriphaophan , Siripaisan 
) , throughout the world, is a rare last name. The family name ศิริไพศาล is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, ศิริไพศาล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siripaisal, ศิริไพศาล, Siriphaophan | Thailand |
| Siripaisan | United States, Thailand |