Surname Mancilla Santana (Mancilla Santana 
) , all over the world, is a very rare cognomen. The cognomen Mancilla Santana is characteristic of Latin America and the Caribbean, particularly Chile, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Mancilla Santana | Chile |
Neetoo, and Marcelo Rodrigo