Cognomen Pumahuillca (Pumahuillca 
) , worldwide, is a rare last name. The last name Pumahuillca is habitual in Latin America and the Caribbean, particularly Peru, where it is a rare surname, and Chile, where it is an extremely rare surname. Very seldom, Pumahuillca is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pumahuillca | Chile, Peru |