GS Prosotsani is a football club based in Prosotsani, Greece. It was founded in 1970.In 2007 they managed to gain promotion to National C Division (Football League 2 or Gamma Ethniki). They were relegated in 2008.

Full nameGymnastikos Syllogos Prosotsanis
Nickname(s)Μαύρος Ποντικός
Founded1970; 54 years ago (1970)
GroundMunicipal Stadium of Prosotsani Georgios Makris
ChairmanKonstantinos Arbouniotis
ManagerGiorgos Mallios
LeagueDrama A Local
2013–14Drama A Local, 1st (did not get promoted)
WebsiteClub website

There is also a fan club, Eftixismenoi Mazi, which supports the team. It was founded in 1995.