Jurian Koolhaas
Netherlands (NED)
December 2000 (MN1)
Personal Records
| 500m | 38,92 | 11 February 2020 | Heerenveen (NED) |
| 1000m | 1.18,28 | 11 January 2020 | Alkmaar (NED) |
| 1500m | 1.56,58 | 16 February 2020 | Heerenveen (NED) |
| 3000m | 4.08,72 | 16 March 2019 | Alkmaar (NED) |
| 5000m | 7.21,60 | 11 October 2020 | Heerenveen (NED) |
Season Bests
| 500m | 39,21 | 27 September 2020 | Heerenveen (NED) |
| 1500m | 1.59,08 | 27 September 2020 | Heerenveen (NED) |
| 5000m | 7.21,60 | 11 October 2020 | Heerenveen (NED) |
| 100m | 11,06 | 22 December 2019 | Alkmaar (NED) |
| 300m | 25,37 | 11 February 2020 | Heerenveen (NED) |
| 500m | 38,92 | 11 February 2020 | Heerenveen (NED) |
| 1000m | 1.18,28 | 11 January 2020 | Alkmaar (NED) |
| 1500m | 1.56,58 | 16 February 2020 | Heerenveen (NED) |
| 3000m | 4.09,86 | 1 March 2020 | Leeuwarden (NED) |
| 100m | 11,38 | 14 October 2018 | Alkmaar (NED) |
| 300m | 26,58 | 14 October 2018 | Alkmaar (NED) |
| 500m | 39,85 | 2 March 2019 | Heerenveen (NED) |
| 1000m | 1.19,85 | 16 March 2019 | Alkmaar (NED) |
| 1500m | 1.59,55 | 30 January 2019 | Heerenveen (NED) |
| 3000m | 4.08,72 | 16 March 2019 | Alkmaar (NED) |
| 100m | 11,40 | 10 December 2017 | Alkmaar (NED) |
| 300m | 26,84 | 10 December 2017 | Alkmaar (NED) |
| 500m | 41,60 | 25 October 2017 | Inzell (GER) |
| 1000m | 1.24,97 | 25 October 2017 | Inzell (GER) |
| 1500m | 2.09,46 | 17 March 2018 | Heerenveen (NED) |
| 3000m | 4.38,09 | 26 November 2017 | Leeuwarden (NED) |
| 100m | 11,87 | 4 December 2016 | Alkmaar (NED) |
| 300m | 28,56 | 20 October 2016 | Inzell (GER) |
| 500m | 44,01 | 25 February 2017 | Alkmaar (NED) |
| 1000m | 1.30,00 | 19 October 2016 | Inzell (GER) |
| 1500m | 2.18,07 | 28 January 2017 | Alkmaar (NED) |
| 3000m | 4.48,20 | 20 December 2016 | Heerenveen (NED) |
| 500m | 45,19 | 7 February 2016 | Alkmaar (NED) |
| 1000m | 1.37,14 | 27 February 2016 | Alkmaar (NED) |
| 1500m | 2.22,52 | 7 February 2016 | Alkmaar (NED) |
| 500m | 48,27 | 15 October 2014 | Inzell (GER) |
| 1000m | 1.40,45 | 15 October 2014 | Inzell (GER) |
| 1500m | 2.32,95 | 13 January 2015 | Heerenveen (NED) |
| 500m | 49,17 | 27 March 2014 | Heerenveen (NED) |
| 1000m | 1.43,80 | 27 March 2014 | Heerenveen (NED) |
| 500m | 56,96 | 16 February 2013 | Alkmaar (NED) |
Results
| Recordwedstrijd Thialf Open Inschrijving | Heerenveen (NED) | 11 October 2020 | ||||||||||||
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| Trainingswedstrijd KTTs | Heerenveen (NED) | 27 September 2020 | ||||||||||||
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| Elfstedenhal Gewestelijke Wedstrijd Alle Cat. / FryslânCup | Leeuwarden (NED) | 1 March 2020 | ||||||||||||
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| Recordwedstrijd Thialf | Heerenveen (NED) | 16 February 2020 | ||||||||||||
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| de 5 Dorpen in Thialf | Heerenveen (NED) | 11 February 2020 | ||||||||||||
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Native Language Names