Jonas Keijzer
Netherlands (NED)
October 2001 (MA2)
Personal Records
| 500m | 43,46 | 2 March 2019 | Haarlem (NED) |
| 1000m | 1.28,85 | 4 November 2018 | Haarlem (NED) |
| 1500m | 2.11,63 | 2 March 2019 | Haarlem (NED) |
| 3000m | 4.42,21 | 17 February 2019 | Haarlem (NED) |
| 5000m | 8.14,61 | 2 December 2018 | Haarlem (NED) |
Season Bests
| 100m | 11,83 | 20 October 2019 | Haarlem (NED) |
| 300m | 28,10 | 20 October 2019 | Haarlem (NED) |
| 500m | 43,87 | 26 October 2019 | Haarlem (NED) |
| 1500m | 2.13,52 | 26 October 2019 | Haarlem (NED) |
| 3000m | 4.54,48 | 1 February 2020 | Haarlem (NED) |
| 500m | 43,46 | 2 March 2019 | Haarlem (NED) |
| 1000m | 1.28,85 | 4 November 2018 | Haarlem (NED) |
| 1500m | 2.11,63 | 2 March 2019 | Haarlem (NED) |
| 3000m | 4.42,21 | 17 February 2019 | Haarlem (NED) |
| 5000m | 8.14,61 | 2 December 2018 | Haarlem (NED) |
| 500m | 43,98 | 4 March 2018 | Heerenveen (NED) |
| 1000m | 1.28,87 | 14 October 2017 | Haarlem (NED) |
| 1500m | 2.14,25 | 4 March 2018 | Heerenveen (NED) |
| 3000m | 4.48,39 | 3 December 2017 | Haarlem (NED) |
| 5000m | 8.44,48 | 21 January 2018 | Haarlem (NED) |
| 500m | 45,80 | 5 February 2017 | Haarlem (NED) |
| 1000m | 1.33,01 | 11 February 2017 | Haarlem (NED) |
| 1500m | 2.25,27 | 4 December 2016 | Haarlem (NED) |
| 500m | 47,69 | 26 December 2015 | Inzell (GER) |
| 1000m | 1.38,42 | 20 February 2016 | Haarlem (NED) |
| 1500m | 2.36,37 | 28 February 2016 | Haarlem (NED) |
| 500m | 57,20 | 8 February 2015 | Haarlem (NED) |
| 1000m | 2.04,04 | 28 February 2015 | Haarlem (NED) |
| 500m | 1.04,41 | 8 March 2014 | Haarlem (NED) |
Results
| Kees Jongert Bokaal 2020 | Haarlem (NED) | 15 February 2020 | ||||||||||||||||
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| Clubkampioenschap Noordwijkse IJsclub | Haarlem (NED) | 1 February 2020 | ||||||||||||||||
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| STG Ter Aar Trofee | Haarlem (NED) | 9 November 2019 | ||||||||||||||||
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| Haarlem Trofee | Haarlem (NED) | 26 October 2019 | ||||||||||||||||
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| Kennemercup 3 / IJsbeercup 2 | Haarlem (NED) | 20 October 2019 | ||||||||||||||||
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Native Language Names