Cognomen Paul Guillermo (Paul Guillermo 
) , worldwide, is an extremely rare family name. The cognomen Paul Guillermo is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Predominantly, Paul Guillermo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Paul Guillermo | Spain, Ecuador, Chile, Peru, Costa Rica |
Ortiz Flores, Zazueta Medina, Sevilla Borja, and Paredes Ruiz