AC Milan v FC Porto, 03 November 2021
| Score | 1-1 |
| Referee | Clément Turpin |
| Competition | UEFA Champions League Group B |
| Venue | San Siro, Milan |
| Attendance | 39,675 |
Kick-off: 6.45pm local
1 AC Milan
Manager: Stefano Pioli
1 FC Porto
Manager: Sérgio Conceição