Family name Francisco Bairon (Francisco Bairon 
) , all around the world, is an extremely rare surname. The surname Francisco Bairon is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Francisco Bairon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Francisco Bairon | Chile, Ecuador |