Family name Baex (Baex 
) , in the world, is a rare last name. The cognomen Baex is habitual in Indonesia, where it is a very rare surname, Colombia, and Malaysia, where it is an extremely rare surname. In absolute terms, it is the most numerous in Indonesia, Colombia, and the United States. Much less frequently, Baex is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Baex | Colombia, Spain, United States, Mexico, Indonesia |