Julio Ángel Fernández Alves (born Montevideo, 5 April 1946) is a Uruguayan astronomer and teacher, member of the department of astronomy at the Universidad de la República in Montevideo.
He is also a member of PEDECIBA, (the program for development of basic sciences in Uruguay), and the Uruguayan Society of Astronomy.
From 2005 to 2010, he was the Dean of the Universidad de la Republica's Faculty of Sciences.
The asteroid 5996 Julioangel, discovered in 1983, was named after him.He is an active researcher of the Researchers National System of Uruguay.Fernandez is member of the National Academy of Sciences of the United States.