Julio Fernández
Julio Fernández may refer to:
- Júlio "Foca" Fernandez Brazilian jiu-jitsu champion and instructor
- Julio Ángel Fernández (born 1946), Uruguayan astronomer who hypothesised the existence of what became known as the Kuiper belt
- Julio M. Fernandez (born 1954), Chilean Professor in the Department of Biological Sciences at Columbia University, New York, USA
- Julio Fernández (musician) (born 1954), guitarist of jazz fusion/smooth jazz group Spyro Gyra
- Julio Fernández (film producer), co-founder of the Fantastic Factory film studio