Troy Koolhoven
Netherlands (NED)
August 1970 (M50)
Personal Records
| 500m | 48,68 | 12 March 2017 | Heerenveen (NED) |
| 1000m | 1.36,88 | 18 March 2015 | Enschede (NED) |
| 1500m | 2.25,94 | 14 December 2019 | Heerenveen (NED) |
| 3000m | 5.26,02 | 15 February 2020 | Heerenveen (NED) |
Season Bests
| 500m | 55,19 | 16 October 2021 | Utrecht (NED) |
| 1000m | 1.49,65 | 16 October 2021 | Utrecht (NED) |
| 500m | 48,69 | 14 December 2019 | Heerenveen (NED) |
| 1000m | 1.38,21 | 30 November 2019 | Heerenveen (NED) |
| 1500m | 2.25,94 | 14 December 2019 | Heerenveen (NED) |
| 3000m | 5.26,02 | 15 February 2020 | Heerenveen (NED) |
| 300m | 31,96 | 17 March 2019 | Utrecht (NED) |
| 500m | 48,85 | 23 March 2019 | Leeuwarden (NED) |
| 700m | 1.10,93 | 17 March 2019 | Utrecht (NED) |
| 1000m | 1.41,69 | 10 February 2019 | Breda (NED) |
| 1500m | 2.35,01 | 23 March 2019 | Leeuwarden (NED) |
| 3000m | 5.40,28 | 9 March 2019 | Enschede (NED) |
| 500m | 49,33 | 24 March 2018 | Heerenveen (NED) |
| 100m | 13,02 | 13 December 2016 | Utrecht (NED) |
| 300m | 31,97 | 13 December 2016 | Utrecht (NED) |
| 500m | 48,68 | 12 March 2017 | Heerenveen (NED) |
| 700m | 1.09,41 | 21 February 2017 | Utrecht (NED) |
| 1000m | 1.37,57 | 12 March 2017 | Heerenveen (NED) |
| 1500m | 2.31,64 | 25 March 2017 | Enschede (NED) |
| 500m | 49,20 | 18 March 2016 | Heerenveen (NED) |
| 1000m | 1.38,15 | 14 November 2015 | Utrecht (NED) |
| 1500m | 2.29,05 | 18 March 2016 | Heerenveen (NED) |
| 500m | 48,80 | 22 November 2014 | Utrecht (NED) |
| 1000m | 1.36,88 | 18 March 2015 | Enschede (NED) |
| 1500m | 2.35,16 | 25 January 2015 | Utrecht (NED) |
| 500m | 49,14 | 29 December 2013 | Inzell (GER) |
| 1000m | 1.39,32 | 9 March 2014 | Utrecht (NED) |
| 1500m | 2.28,73 | 29 December 2013 | Inzell (GER) |
| 500m | 51,01 | 3 November 2012 | Utrecht (NED) |
| 1000m | 1.41,29 | 3 November 2012 | Utrecht (NED) |
| 1500m | 2.42,49 | 13 January 2013 | Utrecht (NED) |
| 500m | 50,31 | 9 July 2011 | Heerenveen (NED) |
| 1000m | 1.39,41 | 13 March 2012 | Heerenveen (NED) |
| 1500m | 2.42,48 | 12 February 2012 | Utrecht (NED) |
| 500m | 51,24 | 15 March 2011 | Heerenveen (NED) |
| 1000m | 1.40,97 | 15 March 2011 | Heerenveen (NED) |
| 1500m | 2.39,67 | 20 March 2011 | Utrecht (NED) |
| 500m | 52,07 | 17 March 2010 | Heerenveen (NED) |
| 1000m | 1.43,31 | 17 March 2010 | Heerenveen (NED) |
| 1500m | 2.50,15 | 24 January 2010 | Utrecht (NED) |
| 500m | 52,83 | 8 February 2009 | Utrecht (NED) |
| 1500m | 2.41,29 | 11 March 2009 | Heerenveen (NED) |
Results
| Zaterdagavond | Utrecht (NED) | 16 October 2021 | ||||||||||||||||
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| 1st Masters International Thialf Records Races | Heerenveen (NED) | 10 - 11 March 2020 | ||||||||||||||||
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| Schaatscircuit.nl | Heerenveen (NED) | 15 February 2020 | ||||||||||||||||
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| Winter World Masters Games 2020 | Innsbruck (AUT) | 16 - 18 January 2020 | ||||||||||||||||
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| Zondagavond (CK SVU) | Utrecht (NED) | 15 December 2019 | ||||||||||||||||
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Native Language Names