Jan Willem Jonkman
Netherlands (NED)
September 1973 (M50)
Personal Records
| 500m | 52,41 | 10 March 2018 | Dronten (NED) |
| 1000m | 1.45,88 | 10 March 2018 | Dronten (NED) |
Season Bests
| 100m | 13,66 | 2 December 2017 | Dronten (NED) |
| 300m | 34,11 | 2 December 2017 | Dronten (NED) |
| 500m | 52,41 | 10 March 2018 | Dronten (NED) |
| 1000m | 1.45,88 | 10 March 2018 | Dronten (NED) |
| 500m | 53,35 | 18 March 2017 | Dronten (NED) |
| 1000m | 1.46,97 | 18 March 2017 | Dronten (NED) |
| 500m | 54,78 | 12 March 2016 | Dronten (NED) |
| 1000m | 1.47,93 | 12 March 2016 | Dronten (NED) |
| 500m | 56,05 | 10 January 2015 | Dronten (NED) |
| 1000m | 1.54,12 | 10 January 2015 | Dronten (NED) |
| 500m | 55,14 | 16 February 2014 | Dronten (NED) |
| 1000m | 1.55,25 | 16 February 2014 | Dronten (NED) |
Results
| Clubkampioenschappen - Leisure World Skating Club | Dronten (NED) | 10 March 2018 | ||||||||||||
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| Clubkampioenschappen - Kind-Ouder Race - Leisure World Skating Club | Dronten (NED) | 10 March 2018 | ||||||||||||
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| 5e Baanwedstrijd - Pupillen A t/m Masters | Dronten (NED) | 2 December 2017 | ||||||||||||
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| Clubkampioenschappen - Leisure World Skating Club | Dronten (NED) | 18 March 2017 | ||||||||||||
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| Clubkampioenschappen - Leisure World Skating Club | Dronten (NED) | 12 March 2016 | ||||||||||||
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Native Language Names