| Abstract deadline | October 2, 2020 + |
| Accepted short papers | 86 + |
| Acronym | AAMAS 2021 + |
| Attendance fee currency | $ + |
| Early bird regular | 30.00 + |
| End date | May 7, 2021 + |
| Event in series | AAMAS + |
| Event type | Conference + |
| Has Head of the Local Arrangements Committee | Long Tran-Thanh + |
| Has Keynote speaker | Shimon Whiteson + |
| Has coordinates | 51° 30' 26", -0° 7' 40"Latitude: 51.507322222222
Longitude: -0.12764722222222 + |
| Has coordinator | Edith Elkind +, Enrico Gerding + and Maria Polukarov + |
| Has demo chair | Felipe Meneguzzi + and Lavindra de Silva + |
| Has general chair | Frank Dignum +, Alessio Lomuscio +, Ann Nowé + and Alession Lomuscio + |
| Has location city | London + |
| Has location country | Category:UK + |
| Has program chair | Ulle Endriss + and Ann Nowé + |
| Has programme chair | Ulle Endriss + |
| Has tutorial chair | Thomas Agotnes + and Tim Miller + |
| Has twitter | @aamas2021 + |
| Has workshop chair | Francesco Belardinelli + and Matthijs Spaan + |
| Homepage | https://aamas2021.soton.ac.uk/ + |
| IsA | Event + |
| Notification | December 18, 2020 + |
| On site regular | 60.00 + |
| Ordinal | 20 + |
| Paper deadline | October 9, 2020 + |
| Start date | May 3, 2021 + |
| Submission deadline | October 9, 2021 + and October 9, 2020 + |
| Title | 20th International Conference on autonomous Agents and Multiagent Systems + |
