2001–02 UEFA Champions League knockout stage
The knockout stage of the 2001–02 UEFA Champions League began on 2 April 2002 and ended on 15 May 2002 with the final at Hampden Park in Glasgow, Scotland. Teams qualified via the 2001–02 UEFA Champions League second group stage.
All times are CEST, as listed by UEFA.
Qualified teams
The knockout staged involved the eight teams which qualified as winners and runners-up of each of the four groups in the second group stage.| Group | Winners | Runners-up |
| A | Manchester United | Bayern Munich |
| B | Barcelona | Liverpool |
| C | Real Madrid | Panathinaikos |
| D | Bayer Leverkusen | Deportivo La Coruña |
Quarter-finals
Summary
The first legs were played on 2 and 3 April, and the second legs were played on 9 and 10 April 2002.
Matches
Barcelona won 3–2 on aggregate.----
Real Madrid won 3–2 on aggregate.
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Manchester United won 5–2 on aggregate.
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''Bayer Leverkusen won 4–3 on aggregate.''
Semi-finals
Summary
The first legs were played on 23 and 24 April, and the second legs were played on 30 April and 1 May 2002.
Matches
Real Madrid won 3–1 on aggregate.----
''3–3 on aggregate; Bayer Leverkusen won on away goals.''
Final
The final was played on 15 May 2002 at Hampden Park in Glasgow, Scotland.