Family name Buig (Buig 
) , across the world, is a very rare cognomen. The surname Buig is habitual in Spain, where it is a very rare surname, South Africa, where it is an extremely rare surname, and Canada. Not in comparison with a country's population, this name is the most popular in Spain, India, and South Africa. Much less frequently, Buig is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Buig | South Africa, Spain, Philippines, India, Canada |