List of previous winners of the European Cup/Champions League ahead of the start of this season's knockout phase on Tuesday (most recent title in brackets):
Real Madrid (ESP) - 9 times (most recent 2002)
AC Milan (ITA) - 7 (2007)
Bayern Munich (GER) - 5 (2013)
Liverpool (ENG) - 5 (2005)
Barcelona (ESP) - 4 (2011)
Ajax (NED) - 4 (1995)
Manchester United (ENG) - 3 (2008)
Internazionale (ITA) - 3 (2010)
Benfica (POR) - 2 (1962)
Juventus (ITA) - 2 (1996)
Nottingham Forest (ENG) - 2 (1980)
Porto (POR) - 2 (2004)
Celtic (SCO) 1 - (1967)
Hamburg SV (GER) 1 - (1983)
Steaua Bucharest (ROM) 1 - (1986)
Marseille (FRA) 1 - (1993)
Borussia Dortmund (GER) 1 - (1997)
Chelsea (ENG) 1 - (2012)
Feyenoord (NED) 1 - (1970)
Aston Villa (ENG) 1 - (1982)
PSV Eindhoven (NED) 1 - (1988)
Red Star Belgrade (SRB) 1 - (1991)
Source: AFP