| Women NWSL Challenge Cup 2021 - Appearances as Referee |  |
 |
 |
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| 11/04/2021 | Racing Louisville | - | Orlando Pride | 2:2 | 3 | - | - |
| 17/04/2021 | OL Reign | - | Houston Dash | 0:0 | 2 | - | - |
| 02/05/2021 | NC Courage | - | Orlando Pride | 0:0 | 1 | - | - |
| Women NWSL Challenge Cup 2021 - Appearances as Referee | |
|
|
||||
| 11/04/2021 | Racing Louisville | - | Orlando Pride | 2:2 | 3 | - | - |
| 17/04/2021 | OL Reign | - | Houston Dash | 0:0 | 2 | - | - |
| 02/05/2021 | NC Courage | - | Orlando Pride | 0:0 | 1 | - | - |
| Complete name: | Ekaterina Katja Koroleva |
| Born: | 30/11/1986 |
| Place of birth: |
USA |
| Nationality: |
USA |