Juan Ramon Fernandez (born May 3 1980 Gualeguaychu) is an Argentine football defender. He currently plays for Colon de Santa Fe in Argentina.
Fernandez started his career with Estudiantes de La Plata in 1998, in 1999 he played for Argentina and in 2002 he was sold to Borussia Dortmund in Germany.
Fernandez has also played for River Plate, San Lorenzo and Olimpo de Bahia Blanca in Argentina before joining his current club Colon.