Koen
DE GROOT
Nationality
NED
Discipline
AQUA and Olympic medals
Personal Best Results
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| Event | Time | Medal | Pool Length | Age* | Competition | Comp Country | Date |
|---|---|---|---|---|---|---|---|
| Men's 50m Freestyle | 23.05 | - | 25m | 18 | Martinez Chocolate Cup 2022 |
|
30/10/2022 |
| Men's 100m Freestyle | 50.52 | - | 25m | 17 | 2021 Dutch National Championships (25m) |
|
03/12/2021 |
| Men's 200m Freestyle | 01:55.00 | - | 25m | 18 | 30th International Meeting of Saint-Dizier |
|
23/10/2022 |
| Men's 50m Backstroke | 27.05 | - | 25m | 17 | 2021 Dutch National Championships (25m) |
|
04/12/2021 |
| Men's 50m Breaststroke | 25.86 | - | 25m | 20 | World Aquatics Swimming Championships (25m) 2024 |
|
14/12/2024 |
| Men's 100m Breaststroke | 56.58 | - | 25m | 21 | 2025 European Aquatics Championships (25m) |
|
03/12/2025 |
| Men's 50m Butterfly | 25.56 | - | 25m | 18 | 30th International Meeting of Saint-Dizier |
|
21/10/2022 |
| Men's 100m Butterfly | 58.98 | - | 25m | 17 | 29th International Meeting of Saint-Dizier |
|
17/10/2021 |
| Men's 100m Medley | 54.18 | - | 25m | 21 | 2025 Dutch National Championships (25m) |
|
26/10/2025 |
| Men's 4x100m Freestyle Relay | 03:40.76 | - | 25m | - | National Age Group Championships |
|
08/12/2019 |
| Men's 4x200m Freestyle Relay | 08:09.12 | - | 25m | - | National Age Group Championships |
|
06/12/2019 |
| Men's 4x100m Medley Relay | 04:10.18 | - | 25m | - | National Age Group Championships |
|
07/12/2019 |
| Mixed 4x50 Freestyle Relay | 01:46.84 | - | 25m | - | National Age Group Championships |
|
07/12/2019 |
| Mixed 4x50 Medley Relay | 01:38.47 | - | 25m | - | World Aquatics Swimming Championships (25m) 2024 |
|
11/12/2024 |
| Men's 50m Freestyle | 22.69 | - | 50m | 19 | Eindhoven 2023 |
|
09/04/2023 |
| Men's 100m Freestyle | 51.41 | - | 50m | 19 | Eindhoven 2023 |
|
08/04/2023 |
| Men's 50m Backstroke | 33.81 | - | 50m | 15 | Grand Prix International de la Ville de Seraing |
|
23/03/2019 |
| Men's 100m Backstroke | 01:09.41 | - | 50m | 15 | Grand Prix International de la Ville de Seraing |
|
23/03/2019 |
| Men's 50m Breaststroke |
26.71
NR
|
- | 50m | 21 | World Aquatics Championships - Singapore 2025 |
|
29/07/2025 |
| Men's 100m Breaststroke | 59.93 | - | 50m | 19 | Rotterdam 2023 |
|
03/12/2023 |
| Men's 200m Breaststroke | 02:23.32 | - | 50m | 19 | NED Nationals 2023 |
|
09/06/2023 |
| Men's 50m Butterfly | 25.61 | - | 50m | 17 | Eindhoven Qualification Meet 2021 |
|
11/04/2021 |
| Men's 200m Medley | 02:23.00 | - | 50m | 16 | Antwerp Diamond Speedo Race |
|
08/03/2020 |
| Men's 4x100m Freestyle Relay | 03:22.39 | Silver | 50m | - | NED Nationals 2023 |
|
11/06/2023 |
| Men's 4x100m Medley Relay | 03:42.59 | Gold | 50m | - | NED Nationals 2023 |
|
10/06/2023 |
| Mixed 4x100 Medley Relay | 03:50.73 | - | 50m | - | LEN U23 Championships |
|
11/08/2023 |
