1st(1st leg) BFC Dynamo - Partizan 2:0 (2:0)
2nd (2nd leg) Partizan - BFC Dynamo 1:0 (1:0)
1st(1st leg): 19/10/1983 2nd (2nd leg): 02/11/1983 Winner: BFC Dynamo
1st(1st leg) TJ Bohemians ČKD Praha - Rapid Wien 2:1 (1:1)
2nd (2nd leg) Rapid Wien - TJ Bohemians ČKD Praha 1:0 (1:0)
1st(1st leg): 19/10/1983 16:00 2nd (2nd leg): 02/11/1983 18:30 Winner: Rapid Wien
1st(1st leg) Dinamo Bucureşti - Hamburger SV 3:0 (1:0)
2nd (2nd leg) Hamburger SV - Dinamo Bucureşti 3:2 (1:0)
1st(1st leg): 19/10/1983 17:00 2nd (2nd leg): 02/11/1983 19:00 Winner: Dinamo Bucureşti
1st(1st leg) CSKA Sofia - AS Roma 0:1 (0:0)
2nd (2nd leg) AS Roma - CSKA Sofia 1:0 (0:0)
1st(1st leg): 19/10/1983 17:00 2nd (2nd leg): 02/11/1983 16:30 Winner: AS Roma
1st(1st leg) Raba ETO Győr - Dinamo Minsk 3:6 (1:4)
2nd (2nd leg) Dinamo Minsk - Raba ETO Győr 3:1 (1:1)
1st(1st leg): 19/10/1983 17:30 2nd (2nd leg): 02/11/1983 18:00 Winner: Dinamo Minsk
1st(1st leg) Liverpool FC - Athletic Club 0:0 (0:0)
2nd (2nd leg) Athletic Club - Liverpool FC 0:1 (0:0)
1st(1st leg): 19/10/1983 18:30 2nd (2nd leg): 02/11/1983 19:00 Winner: Liverpool FC
1st(1st leg) Olympiakos Piraeus - SL Benfica 1:0 (1:0)
2nd (2nd leg) SL Benfica - Olympiakos Piraeus 3:0 (2:0)
1st(1st leg): 19/10/1983 19:00 2nd (2nd leg): 02/11/1983 20:00 Winner: SL Benfica
1st(1st leg) Standard Liège - Dundee United 0:0 (0:0)
2nd (2nd leg) Dundee United - Standard Liège 4:0 (2:0)
1st(1st leg): 19/10/1983 19:00 2nd (2nd leg): 02/11/1983 18:30 Winner: Dundee United