| Athletes |
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Biographical data for: Ralph KOOLOOS
| Classifications in season 2024/2025: |
| Results in season 2024/2025: |
| 500 meter |
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| 2000 meter relay |
| 4:17 | .86 | 26/01/25 | Alkmaar NED | Regional League NED West 3 - Sebra Sports Cup | Final, Group 1 | |
| (S1_T10: Esther Huisman, Beliz Kocak, Ralph Kooloos, Rosanne Widlund) |
| 4:30 | .871 | 09/02/25 | Utrecht NED | Regional League NED West 4 - Sebra Sports Cup | Final, Group 1 | |
| (OT6: Kylian Bodijn, Ralph Kooloos, Ryan Post, Sarah Potters) |
| 5:10 | .10 | 14/12/24 | Dordrecht NED | Regional League NED West - Sebra Sports Cup 2 | Final, Group 1 | |
| (S1T16: Lotte Bijl, Feline Bloemberg, Ralph Kooloos, Dirk Trappenburg) |
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