List of Participants in UEFA Cup Winners' Cup 1965-1966 (31 clubs)

Club	Country	Participant as..	M	W	D	L	GF	GA	GD
1. SC Wiener Neustadt	AUT	Domestic cup (runner-up)	2	0	0	2	0	3	-3
Standard Liege	BEL	Domestic cup (runner-up)	4	2	0	2	5	6	-1
CSKA Septemvriysko zname Sofia	BUL		4	3	0	1	8	6	+2
AC Omonia	CYP	Domestic cup (winner)	2	0	1	1	1	2	-1
Dukla Prague	CZ		4	2	1	1	6	4	+2
Aarhus GF	DEN	Domestic cup (winner)	4	2	0	2	4	5	-1
West Ham United	ENG	Defending champion	6	2	2	2	10	8	+2
Liverpool FC	ENG	Domestic cup (winner)	9	5	1	3	12	6	+6
Reipas Lahti	FIN		2	0	0	2	2	16	-14
Stade Rennais	FRA	Domestic cup (winner)	2	0	1	1	0	2	-2
1. FC Magdeburg	GDR		6	3	2	1	14	5	+9
Borussia Dortmund	GER	Domestic cup (winner)	9	7	1	1	27	9	+18
Olympiacos Pireaus	GRE	Domestic cup (winner)	4	1	2	1	4	7	-3
Budapest Honved FC	HUN		6	3	1	2	20	8	+12
KR Reykjavik	ISL		2	0	0	2	2	6	-4
Limerick FC	IRL		2	0	0	2	1	4	-3
Juventus	ITA	Domestic cup (winner)	2	1	0	1	1	2	-1
CA Spora Luxembourg	LUX	Domestic cup (winner)	2	0	0	2	0	3	-3
Floriana FC	MLT	Domestic cup (runner-up)	2	0	0	2	1	13	-12
Go Ahead Eagles	NED	Domestic cup (runner-up)	2	0	0	2	0	7	-7
Coleraine	NIR		2	0	0	2	1	10	-9
Rosenborg BK	NOR	Domestic cup (winner)	4	2	0	2	7	8	-1
Vitoria Setubal	POR	Domestic cup (winner)	2	0	0	2	2	4	-2
Stiinta Cluj-Napoca	ROM	Domestic cup (winner)	4	2	0	2	3	6	-3
Celtic	SCO	Domestic cup (winner)	8	6	1	1	15	3	+12
Atletico Madrid	ESP	Domestic cup (winner)	6	4	1	1	12	2	+10
FC Sion	SUI	Domestic cup (winner)	4	1	1	2	9	13	-4
Galatasaray	TUR	Domestic cup (winner)	2	1	0	1	3	6	-3
Dynamo Kiev	USSR	Domestic cup (winner)	6	4	1	1	17	6	+11
Cardiff City	WAL	Domestic cup (winner)	2	0	0	2	1	3	-2
NK Dinamo Zagreb	YUG		2	0	0	2	0	5	-5