|Full name||Leonardo Carol Madelón|
|Date of birth||January 25, 1963|
|Place of birth||Cafferata, Santa Fe, Argentina|
|Belgrano de Córdoba|
|2004–2005||Talleres de Córdoba|
|2008–2009||Gimnasia y Esgrima (LP)|
|* Senior club appearances and goals counted for the domestic league only.
In 1997, he started his managerial career with Colegiales in the lower leagues of Argentine football. He then had a spell with El Porvenir before returning to his former club Unión de Santa Fe in 2001.
He then had an unsuccessful spell in charge of Nueva Chicago in 2004. He returned to management in 2006, and lead Olimpo to both Apertura and Clausura championships in the Primera B Nacional (second division) 2006–07 season, gaining automatic promotion to the Primera División.
In 2007, he returned to his former club Rosario Central, and in 2008 he took over as manager of Gimnasia y Esgrima La Plata. On 2 December 2009, the coach has quit Gimnasia and was replaced by Pablo Fernández. In 2010, Madelón coached Rosario Central again, but could not help the team avoid relegation.
|Apertura 2006||Olimpo||Primera B Nacional|
|Clausura 2007||Olimpo||Primera B Nacional|