Family name Wilber Alexander (Wilber Alexander 
) , globally, is an extremely rare last name. Predominantly, Wilber Alexander is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wilber Alexander | El Salvador, Peru, Ecuador, Colombia, Costa Rica |
Mora, Choque Montoya, Cardona Avalos, Toro Marulanda, Velasquez, Hernandez, Calderon, Aguirre, Calderon Diaz, Murillo, Flores, Torres, Romero, Moraga, Mamani, Duran, Diaz, Mendoza, and Rincon Barrera