Surname Swangsilpa (Swangsilpa 
) , in all the world, is a very rare last name. The family name Swangsilpa is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Swangsilpa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Swangsilpa | Spain, Thailand, United States |