|Full name||Galileo Galilei Percovich Lopes|
|Place of birth||Montevideo, Uruguay|
|1987–1993||Club Nacional de Football|
|1994||Clube Atlético Mineiro|
|2000||Alianza de Lima|
|2001||Racing de Ferrol|
|2006–2007||Colorado Rapids (goalkeeper coach)|
|2008–2009||Chivas USA (goalkeeper coach)|
|2009–2010||Toronto FC (assistant)|
|2011–2013||Chicago Fire (assistant)|
|2013–||Middlesbrough (Goalkeeping coach)|
|* Senior club appearances and goals counted for the domestic league only.
Percovich played for Nacional, notably winning the Copa Libertadores and Uruguayan First Division. He went on to play for Atlético Mineiro, Guaraní FC, Fluminense FC, Alianza de Lima and Racing de Ferrol.
He appeared six times for the Uruguayan national team.
He joined the Colorado Rapids in 2006 as goalkeeper coach, coaching two seasons and then joining Chivas USA before the start of the 2008 MLS Season. He moved to Toronto FC on December 14, 2009 as an assistant coach following Preki's move to the club in the off-season. He joined the Chicago Fire on January 12, 2011 as first assistant coach. On November 4, 2013, Chicago Fire announced he would not be returning for the 2014 season. He is currently a Goalkeeper coach at Middlesbrough.
- "Percovich Joins TFC, Winsper Departs" (press release). Major League Soccer. December 14, 2009. Retrieved 2009-12-14.
- "Chicago Fire Announce Assistant Coaching Changes". chicago-fire.com. November 4, 2013.