| Campeonato Catarinense (SC) 2023 Playoffs - Appearances as Referee |  |
 |
 |
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| 18/03/2023 | Barra - SC | - | Chapecoense | 2:0 | 6 | - | - |
| 30/03/2023 | Hercílio Luz - SC | - | Criciúma - SC | 2:1 | 7 | - | - |
| Campeonato Catarinense (SC) 2023 Playoffs - Appearances as Referee | |
|
|
||||
| 18/03/2023 | Barra - SC | - | Chapecoense | 2:0 | 6 | - | - |
| 30/03/2023 | Hercílio Luz - SC | - | Criciúma - SC | 2:1 | 7 | - | - |
| Complete name: | William Machado Steffen |
| Born: | 19/08/1987 |
| Place of birth: |
Brazil |
| Nationality: |
Brazil |