Family name Boonthuek (Boonthuek 
, บุญอธึก , บุญถึก ) , around the globe, is a rare surname. The family name Boonthuek is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| บุญอธึก, Boonthuek, บุญถึก | Thailand |