Surname Cañas Rojas (Cañas Rojas 
) , across the world, is a very rare cognomen. The family name Cañas Rojas is characteristic of Chile, where it is a rare surname, Colombia, where it is a very rare surname, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Cañas Rojas | Spain, Chile, Colombia |
David, Ricardo, Hernando, Manuel Isaac, and Juan Francisco