2017 AFC Champions League group stage
The 2017 AFC Champions League group stage was played from 20 February to 10 May 2017. A total of 32 teams competed in the group stage to decide the 16 places in the knockout stage of the 2017 AFC Champions League.
Draw
The seeding of each team in the draw was determined by their association and their qualifying position within their association. The mechanism of the draw was as follows:
- For the West Region, a draw was held for the three associations with three direct entrants to determine the seeds 1 placed in order for Groups A, B and C. The remaining teams were then allocated to the groups according to the rules set by AFC.
- For the East Region, a draw was held for the two associations with three direct entrants to determine the seeds 1 placed in order for Groups E and F. The remaining teams were then allocated to the groups according to the rules set by AFC.
| Region | Groups | Seed 1 | Seed 2 | Seed 3 | Seed 4 |
| West Region | A–D |  Al-Ahli | Al-Jazira | Al-Ain | Al-Wahda |
| West Region | A–D |  Al-Ahli | Al-Hilal | Al-Taawoun | Al-Fateh |
| West Region | A–D |  Esteghlal Khuzestan | Zob Ahan | Persepolis | Esteghlal |
| West Region | A–D |  Al-Rayyan |  Lokomotiv Tashkent | Lekhwiya | Bunyodkor |
| East Region | E–H |  FC Seoul | Suwon Samsung Bluewings | Jeonbuk Hyundai Motors Jeju United | Ulsan Hyundai |
| East Region | E–H |  Kashima Antlers | Urawa Red Diamonds | Kawasaki Frontale | Gamba Osaka |
| East Region | E–H |  Guangzhou Evergrande | Jiangsu Suning |  Brisbane Roar | Shanghai SIPG |
| East Region | E–H | Adelaide United |  Muangthong United | Western Sydney Wanderers |  Eastern |
Format
Tiebreakers
Schedule
The schedule of each matchday was as follows. Matches in the West Region were played on Mondays and Tuesdays, while matches in the East Region were played on Tuesdays and Wednesdays.| Matchday | Dates | Matches |
| Matchday 1 | 20–22 February 2017 | Team 1 vs. Team 4, Team 3 vs. Team 2 |
| Matchday 2 | 27 February – 1 March 2017 | Team 4 vs. Team 3, Team 2 vs. Team 1 |
| Matchday 3 | 13–15 March 2017 | Team 4 vs. Team 2, Team 1 vs. Team 3 |
| Matchday 4 | 10–12 April 2017 | Team 2 vs. Team 4, Team 3 vs. Team 1 |
| Matchday 5 | 24–26 April 2017 | Team 4 vs. Team 1, Team 2 vs. Team 3 |
| Matchday 6 | 8–10 May 2017 | Team 1 vs. Team 2, Team 3 vs. Team 4 |
Groups
Group A
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Group B
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Group C
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Group D
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Group E
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Group F
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Group G
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Group H
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