Surname Horacio Alexander (Horacio Alexander 
) , throughout the world, is an extremely rare last name. The family name Horacio Alexander is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Horacio Alexander is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Horacio Alexander | Costa Rica, Peru, Chile, Ecuador |