The 2021 AFC Champions League knockout stage was played from 13 September to 23 November 2021. [1] A total of 16 teams competed in the knockout stage to decide the champions of the 2021 AFC Champions League. [2]
The group winners and three best runners-up in the group stage from each region advanced to the round of 16, with both West Region (Groups A–E) and East Region (Groups F–J) having eight qualified teams.
| Region | Group | Winners | Runners-up (best three from each region) |
|---|---|---|---|
| West Region | A | | |
| B | | | |
| C | | — | |
| D | | — | |
| E | | | |
| East Region | F | | |
| G | | | |
| H | | — | |
| I | | | |
| J | | — |
If two group winners played each other, the group winner marked with * hosted the match. [3]
Combination according to the three qualified teams One-leg matches (13–14 September 2021)
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Combinations according to the three qualified teams One-leg matches (14–15 September 2021)
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In the knockout stage, the 16 teams played a single-elimination tournament, with the teams split into the two regions until the final. All ties were played as a single-leg match (Regulations Article 9.1). [4] Extra time and penalty shoot-out were used to decide the winners if necessary (Regulations Article 9.3 and 10.1). [2]
The schedule of each round was as follows. [1]
| Round | Date |
|---|---|
| Round of 16 | 13–15 September 2021 |
| Quarter-finals | 16–17 October 2021 |
| Semi-finals | 19–20 October 2021 |
| Final | 23 November 2021 |
The bracket of the knockout stage was determined as follows:
| Round | Format |
|---|---|
| Round of 16 | Matchups within East region and West region decided by a series of permutations, |
| Quarter-finals | Matchups decided by a draw
|
| Semi-finals |
|
| Final |
|
| Round of 16 | Quarter-finals | Semi-finals | Final | |||||||||||
| 14 September – Sharjah | ||||||||||||||
| | 1 (4) | |||||||||||||
| 16 October – Riyadh (Mrsool) | ||||||||||||||
| | 1 (5) | |||||||||||||
| | 1 | |||||||||||||
| 14 September – Al Rayyan (Qatar) | ||||||||||||||
| | 5 | |||||||||||||
| | 1 | |||||||||||||
| 19 October – Riyadh (Mrsool) | ||||||||||||||
| | 0 | |||||||||||||
| | 1 | |||||||||||||
| 14 September – Dushanbe | ||||||||||||||
| | 2 | |||||||||||||
| | 0 | |||||||||||||
| 16 October – Riyadh (Prince) | ||||||||||||||
| | 1 | |||||||||||||
| | 0 | |||||||||||||
| 13 September – Dubai (UAE) | ||||||||||||||
| | 3 | |||||||||||||
| | 0 | |||||||||||||
| 23 November – Riyadh (King) | ||||||||||||||
| | 2 | |||||||||||||
| | 2 | |||||||||||||
| 15 September – Jeonju | ||||||||||||||
| | 0 | |||||||||||||
| | 1 (4) | |||||||||||||
| 17 October – Jeonju | ||||||||||||||
| | 1 (2) | |||||||||||||
| | 2 | |||||||||||||
| 14 September – Ulsan | ||||||||||||||
| | 3 | |||||||||||||
| | 0 (3) | |||||||||||||
| 20 October – Jeonju | ||||||||||||||
| | 0 (2) | |||||||||||||
| | 1 (4) | |||||||||||||
| 15 September – Osaka | ||||||||||||||
| | 1 (5) | |||||||||||||
| | 0 | |||||||||||||
| 17 October – Jeonju | ||||||||||||||
| | 1 | |||||||||||||
| | 3 | |||||||||||||
| 14 September – Toyota | ||||||||||||||
| | 0 | |||||||||||||
| | 4 | |||||||||||||
| | 2 | |||||||||||||
The round of 16 was played over one leg, with the matchups determined by the combination tables based on which group runners-up qualified.
| Team 1 | Score | Team 2 |
|---|---|---|
| Istiklol | 0–1 | |
| Sharjah | 1–1 (a.e.t.) (4–5 p) | |
| Esteghlal | 0–2 | |
| Al-Nassr | 1–0 | |
| Team 1 | Score | Team 2 |
|---|---|---|
| Ulsan Hyundai | 0–0 (a.e.t.) (3–2 p) | |
| Nagoya Grampus | 4–2 | |
| Jeonbuk Hyundai Motors | 1–1 (a.e.t.) (4–2 p) | |
| Cerezo Osaka | 0–1 | |
| Istiklol | 0–1 | |
|---|---|---|
| Live Report Stats Report | Torabi |
| Sharjah | 1–1 (a.e.t.) | |
|---|---|---|
| Bernard | Live Report Stats Report | Kharbin |
| Penalties | ||
| 4–5 | ||
| Esteghlal | 0–2 | |
|---|---|---|
| Live Report Stats Report |
|
| Al-Nassr | 1–0 | |
|---|---|---|
| Aboubakar | Live Report Stats Report |
| Ulsan Hyundai | 0–0 (a.e.t.) | |
|---|---|---|
| Live Report Stats Report | ||
| Penalties | ||
| 3–2 | ||
| Jeonbuk Hyundai Motors | 1–1 (a.e.t.) | |
|---|---|---|
| Gustavo | Live Report Stats Report | Teerasil |
| Penalties | ||
| 4–2 | ||
The quarter-finals were played over one leg, with the matchups and home team decided by draw held on 17 September at 15:00 (UTC+8) in Kuala Lumpur, Malaysia.
| Team 1 | Score | Team 2 |
|---|---|---|
| Al-Wahda | 1–5 | |
| Persepolis | 0–3 | |
| Team 1 | Score | Team 2 |
|---|---|---|
| Jeonbuk Hyundai Motors | 2–3 (a.e.t.) | |
| Pohang Steelers | 3–0 | |
| Al-Wahda | 1–5 | |
|---|---|---|
| Matar | Live Report Stats Report |
|
| Persepolis | 0–3 | |
|---|---|---|
| Live Report Stats Report |
|
| Jeonbuk Hyundai Motors | 2–3 (a.e.t.) | |
|---|---|---|
| Live Report Stats Report |
|
| Pohang Steelers | 3–0 | |
|---|---|---|
| Live Report Stats Report |
The semi-finals were played over one leg.
| Team 1 | Score | Team 2 |
|---|---|---|
| Al-Nassr | 1–2 | |
| Team 1 | Score | Team 2 |
|---|---|---|
| Ulsan Hyundai | 1–1 (a.e.t.) (4–5 p) | |
| Al-Nassr | 1–2 | |
|---|---|---|
| Talisca | Live Report Stats Report |
|
| Ulsan Hyundai | 1–1 (a.e.t.) | |
|---|---|---|
| Yun Il-lok | Live Report Stats Report | Grant |
| Penalties | ||
| 4–5 | ||
The final was played over a single leg on 23 November. The host was determined on a rotational basis, with the match hosted by team from the West Region in odd-numbered years (Regulations 9.1.2). [2]
| Al-Hilal | 2–0 | |
|---|---|---|
| Live Report Stats Report |