Family name Boonsua (Boonsua 
) , around the globe, is a very rare cognomen. The surname Boonsua is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Boonsua is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Boonsua | Thailand |
Apisak, Sukanya, Kantida, Korawig, Dolurdee, Pinyapat, Natnicha, Patoomwadee, Thanasith, and Pattarapol