Family name Roncancio Lopez (Roncancio Lopez 
) , all around the world, is an extremely rare last name. The cognomen Roncancio Lopez is habitual in Latin America and the Caribbean, particularly Colombia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Roncancio Lopez | Colombia |
Juan, Simon, Silvana, Julieth, and Kevin Fabian