Leonardo Carlos "Leo" Fernández (born 16 March 1972) is an Argentine retired footballer who played as a left back, and is a manager.

Born in Rosario, Santa Fe, Fernández played as a left back during his career.

[1] In 2000, shortly after retiring, Fernández started working as a manager, taking over Club Sportivo Belgrano de Oliveros' youth squads.

He was later in charge of Renato Cesarini, Tiro Federal,[2] Atlético Pujato[3] and Coronel Aguirre[4] before joining Rosario Central's youth setup in 2013.

[5] On 16 December 2016, after the dismissal of Eduardo Coudet, Fernández was named interim manager of the first team.