| Full Name: | Julio Fernando Santos Masías |
| Birth Date: | 21 November 1976 |
| Birth Place: | Portoviejo, Colombia |
Julio Fernando Santos Masías (born November 21, 1976) is a retired male freestyle swimmer from Ecuador. He competed in three consecutive Summer Olympics for his native South American country, starting in 1996. He was born in Portoviejo, Manabí.