Family name บุญแพ (บุญแพ 
) , across the world, is a rare last name. The last name บุญแพ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, บุญแพ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญแพ | Thailand |