|Full name||Juan Ernesto Simón|
|Date of birth||2 March 1960|
|Place of birth||Rosario, Argentina|
|Height||1.80 m (5 ft 11 in)|
|1977–1983||Newell's Old Boys||211||(1)|
|* Senior club appearances and goals counted for the domestic league only and correct as of September 2007|
Born in Rosario (Santa Fe province, Argentina), Simón started his career with Newell's Old Boys in 1977, at age 9. In 1979, he was part of the Argentina national under-20 football team that won the FIFA U-20 World Cup. He received his first call up to the full Argentina team in 1980.
Return to Argentina
In 1988 Simón returned to Argentina joining Boca Juniors, he won several titles with the club including their first official league title for eleven years in 1992. He was a key part of their defence during the late 80's and early 90s. In 1990, he was part of the Argentina squad that reached the World Cup final. He retired in 1994.
|1979||Argentina U-20||World Youth Cup|
|1989||Boca Juniors||Recopa Sudamericana|
|1989||Boca Juniors||Supercopa Sudamericana|
|1992 Apertura||Boca Juniors||Primera División Argentina|
|1992||Boca Juniors||Supercopa Masters|
|1993||Boca Juniors||Copa Oro|