Surname Alponso (Alponso 
) , around the world, is a rare last name. The cognomen Alponso is habitual in Sri Lanka, where it is a rare surname, Philippines, where it is a very rare surname, and Indonesia. Likewise, Alponso is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Alponso | United States, India, Sri Lanka, Indonesia, Philippines |