Family name Montepio (Montepio 
) , around the globe, is a rare surname. The cognomen Montepio is habitual in Philippines, where it is a rare surname, Portugal, and the United States, where it is an extremely rare surname. Very seldom, Montepio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Montepio | Portugal, Spain, Philippines, Mexico, United States |