| Club: | AaB |
| Season: | 2020–21 |
| Chrtitle: | Sports director |
| Chairman: | Inge André Olsen |
| Mgrtitle: | Head coach |
| Manager: | Jacob Friis (until 29 October 2020) Peter Feher (interim, from 29 October 2020 to 31 December 2020) Martí Cifuentes (from 1 January 2021) |
| Stadium: | Aalborg Portland Park |
| League: | Danish Superliga |
| League Result: | 7th |
| Cup1: | Danish Cup |
| Cup1 Result: | Fourth round |
| League Topscorer: | Iver Fossum (9) |
| Season Topscorer: | Iver Fossum (9) |
| Highest Attendance: | 3,369 |
| Lowest Attendance: | 0 |
| Average Attendance: | 894 |
| Prevseason: | 2019–20 |
| Nextseason: | 2021–22 |
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The 2020–21 season was AaB's 38th consecutive season in the top flight of Danish football, 31st consecutive season in the Danish Superliga, and 135th year in existence as a football club.
| Position | Staff |
|---|---|
| Head coach | Jacob Friis (until 29 October 2020, resigned)[1] Peter Feher (interim, from 29 October 2020 to 31 January 2021)  Martí Cifuentes (from 1 January 2021)[2] |
| Assistant coaches | Peter Feher Rasmus Würtz |
| Head of football | Søren Krogh |
| Goalkeeping coach | Poul Buus |
| Analyst | Jim Holm Larsen |
| Team Leader | Ernst Damborg |
| Doctor | Søren Kaalund |
| Physiotherapist | Morten Skjoldager |
| Physical trainer | Ashley Tootle |
| U/19 League coach | Kim Leth Andersen |
| U/17 League coach | Nikolaj Hørby |
| U/15 League coach | Theis Larsen |
| U/14 League coach | Jonas Westmark |
| U/13 League coach | Philip Nødgaard |