| Champions League Qual. 2018/2019 - Appearances as Assistant | ||||
| 25/07/2018 | BATE Borisov | - | HJK Helsinki | 0:0 |
| 08/08/2018 | Celtic FC | - | AEK Athen | 1:1 |
| 21/08/2018 | Crvena Zvezda | - | RB Salzburg | 0:0 |
| Champions League Qual. 2018/2019 - Appearances as Assistant | ||||
| 25/07/2018 | BATE Borisov | - | HJK Helsinki | 0:0 |
| 08/08/2018 | Celtic FC | - | AEK Athen | 1:1 |
| 21/08/2018 | Crvena Zvezda | - | RB Salzburg | 0:0 |
| Complete name: | Alessandro Costanzo |
| Born: | |
| Place of birth: |
Italy |
| Nationality: |
Italy |