Surname Celso Sebastian (Celso Sebastian 
) , throughout the world, is an extremely rare last name. The last name Celso Sebastian is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Celso Sebastian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Celso Sebastian | Ecuador, Chile, Peru, Argentina |
Flores, and Mora Cuevas