| Champions League 2022/2023 - Appearances as Referee |  |
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 |
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| 14/09/2022 | Real Madrid | - | RB Leipzig | 2:0 | 4 | - | - |
| 05/10/2022 | Sevilla FC | - | Borussia Dortmund | 1:4 | 6 | - | - |
| 01/11/2022 | Bayer Leverkusen | - | Club Brugge KV | 0:0 | 5 | - | - |
| Champions League 2022/2023 - Appearances as Referee | |
|
|
||||
| 14/09/2022 | Real Madrid | - | RB Leipzig | 2:0 | 4 | - | - |
| 05/10/2022 | Sevilla FC | - | Borussia Dortmund | 1:4 | 6 | - | - |
| 01/11/2022 | Bayer Leverkusen | - | Club Brugge KV | 0:0 | 5 | - | - |
| Complete name: | Maurizio Mariani |
| Born: | 25/02/1982 |
| Place of birth: |
Roma, 
Italy |
| Nationality: |
Italy |