Last name Rodolfo Romualdo (Rodolfo Romualdo 
) , globally, is an extremely rare surname. The cognomen Rodolfo Romualdo is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More prevalently, Rodolfo Romualdo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rodolfo Romualdo | Chile, Peru |