AC Milan v Celtic, 18 September 2013
| Score | 2-0 to AC Milan |
| Referee | Wolfgang Stark |
| Competition | UEFA Champions League Group H |
| Venue | San Siro, Milan |
| Attendance | 54,623 |
Kick-off: 8.45pm local (7.45pm BST)
2 AC Milan
Manager: Massimiliano Allegri
0 Celtic
Manager: Neil Lennon