# 2005–06 UEFA Champions League knockout stage

The knockout stage of the 2005–06 UEFA Champions League featured the 16 teams who finished in the top two positions in each of the eight groups in the group stage. It was played as a single-elimination tournament, with ties in the round of 16, quarter-finals and semi-finals played over two legs. The first matches of the round of 16 were played on 21 February 2006 and the final was played on 17 May 2006 at the Stade de France in Saint-Denis, near Paris, France.

## Qualified teams

* Key to colours
* Seeded in round of 16 draw
* Unseeded in round of 16 draw
| Group | Winners | Runners-up |
| A | Juventus | Bayern Munich |
| B | Arsenal | Ajax |
| C | Barcelona | Werder Bremen |
| D | Villarreal | Benfica |
| E | Milan | PSV Eindhoven |
| F | Lyon | Real Madrid |
| G | Liverpool | Chelsea |
| H | Internazionale | Rangers |

## Bracket

| Round of 16 | Round of 16 | Round of 16 | Round of 16 | Round of 16 | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals | | Semi-finals | Semi-finals | Semi-finals | Semi-finals | Semi-finals | Final | Final | Final |
| Real Madrid | Real Madrid | 0 | 0 | 0 | | | | | | | | | | | | | | |
| Arsenal | Arsenal | 1 | 0 | 1 | | | | | | | | | | | | | | |
| Arsenal | Arsenal | 1 | 0 | 1 | Arsenal | Arsenal | 2 | 0 | 2 | | | | | | | | | |
| | | | | | Juventus | Juventus | 0 | 0 | 0 | | | | | | | | | |
| Werder Bremen | Werder Bremen | 3 | 1 | 4 | Juventus | Juventus | 0 | 0 | 0 | | | | | | | | | |
| Juventus (a) | Juventus (a) | 2 | 2 | 4 | | | | | | | | | | | | | | |
| Juventus (a) | Juventus (a) | 2 | 2 | 4 | | Arsenal | Arsenal | 1 | 0 | | 1 | | | | | | | |
| | | | | | | Arsenal | Arsenal | 1 | 0 | | Villarreal | Villarreal | 0 | 0 | 0 | | | |
| Ajax | Ajax | 2 | 0 | 2 | | | | | | | Villarreal | Villarreal | 0 | 0 | 0 | | | |
| Internazionale | Internazionale | 2 | 1 | 3 | | | | | | | | | | | | | | |
| Internazionale | Internazionale | 2 | 1 | 3 | Internazionale | Internazionale | 2 | 0 | 2 | | | | | | | | | |
| | | | | | Villarreal (a) | Villarreal (a) | 1 | 1 | 2 | | | | | | | | | |
| Rangers | Rangers | 2 | 1 | 3 | Villarreal (a) | | 1 | 1 | 2 | | | | | | | | | |
| Rangers | Rangers | 2 | 1 | 3 | | | 17 May – Saint-Denis | | | | | | | | |
| Villarreal (a) | Villarreal (a) | 2 | 1 | 3 | | | 17 May – Saint-Denis | | | | | | | | |
| Villarreal (a) | Villarreal (a) | 2 | 1 | 3 | | | Arsenal | 1 | | | | | | | |
| | | | | | | | Arsenal | 1 | | | | | | | | Barcelona | Barcelona | 2 |
| PSV Eindhoven | PSV Eindhoven | 0 | 0 | 0 | | | | | | | | | | | | Barcelona | Barcelona | 2 |
| Lyon | Lyon | 1 | 4 | 5 | | | | | | | | | | | |
| Lyon | Lyon | 1 | 4 | 5 | Lyon | Lyon | | 0 | 1 | | | | | | | 1 |
| | | | | | Milan | Milan | | 0 | 3 | 3 | | | | | | |
| Bayern Munich | Bayern Munich | 1 | 1 | 2 | Milan | Milan | | 0 | 3 | 3 | | | | | | |
| Milan | Milan | 1 | 4 | 5 | | | | | | | | | | | | |
| Milan | Milan | 1 | 4 | 5 | | Milan | Milan | 0 | 0 | 0 | | | | | | |
| | | | | | | Milan | | 0 | 0 | | Barcelona | Barcelona | 1 | 0 | 1 | | | |
| Benfica | Benfica | 1 | 2 | 3 | | | | | | | Barcelona | Barcelona | 1 | 0 | 1 | | | |
| Liverpool | Liverpool | 0 | 0 | 0 | | | | | | | | | | | | | |
| Liverpool | Liverpool | 0 | 0 | 0 | Benfica | Benfica | 0 | 0 | 0 | | | | | | | | | |
| | | | | | Barcelona | Barcelona | 0 | 2 | 2 | | | | | | | | | |
| Chelsea | Chelsea | 1 | 1 | 2 | Barcelona | Barcelona | 0 | 2 | 2 | | | | | | | | | |
| Barcelona | Barcelona | 2 | 1 | 3 | | | | | | | | | | | |

## Round of 16
### Summary

| Team 1 | Agg. Tooltip Aggregate score | Team 2 | 1st leg | 2nd leg |
| Chelsea | 2–3 | Barcelona | 1–2 | 1–1 |
| Real Madrid | 0–1 | Arsenal | 0–1 | 0–0 |
| Werder Bremen | 4–4 (a) | Juventus | 3–2 | 1–2 |
| Bayern Munich | 2–5 | Milan | 1–1 | 1–4 |
| PSV Eindhoven | 0–5 | Lyon | 0–1 | 0–4 |
| Ajax | 2–3 | Internazionale | 2–2 | 0–1 |
| Benfica | 3–0 | Liverpool | 1–0 | 2–0 |
| Rangers | 3–3 (a) | Villarreal | 2–2 | 1–1 |

### Matches

Milan won 5–2 on aggregate.
Lyon won 5–0 on aggregate.
Arsenal won 1–0 on aggregate.
Benfica won 3–0 on aggregate.
3–3 on aggregate; Villarreal won on away goals.
4–4 on aggregate; Juventus won on away goals.
Barcelona won 3–2 on aggregate.
Internazionale won 3–2 on aggregate.

## Quarter-finals
### Summary

| Team 1 | Agg. Tooltip Aggregate score | Team 2 | 1st leg | 2nd leg |
| Arsenal | 2–0 | Juventus | 2–0 | 0–0 |
| Lyon | 1–3 | Milan | 0–0 | 1–3 |
| Internazionale | 2–2 (a) | Villarreal | 2–1 | 0–1 |
| Benfica | 0–2 | Barcelona | 0–0 | 0–2 |

### Matches

Barcelona won 2–0 on aggregate.
Arsenal won 2–0 on aggregate.
Milan won 3–1 on aggregate.
2–2 on aggregate; Villarreal won on away goals.

## Semi-finals
### Summary

| Team 1 | Agg. Tooltip Aggregate score | Team 2 | 1st leg | 2nd leg |
| Arsenal | 1–0 | Villarreal | 1–0 | 0–0 |
| Milan | 0–1 | Barcelona | 0–1 | 0–0 |

### Matches

Barcelona won 1–0 on aggregate.
Arsenal won 1–0 on aggregate.

## Final

The final was played on 17 May 2006 at the Stade de France in Saint-Denis, France.