Surname Ismael Alfonso (Ismael Alfonso 
) , all over the world, is a very rare last name. The family name Ismael Alfonso is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare surname. More prevalently, Ismael Alfonso is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ismael Alfonso | Spain, Mexico, Chile, Ecuador, Peru |