ACF Fiorentina
Fiorentina have won the Serie A twice, first in 1955/56 then again in 1968/69, as well as winning six Coppa Italia trophies. On the European stage Fiorentina have won the UEFA Cup Winners' Cup in 1960/61, they finished runners-up  in the UEFA Cup 1989/90 and they also came close to winning the biggest European prize, finishing as runners-up in the European Cup during 1956/57.