Koen de Groot (1990)
Netherlands (NED)
June 1990 (M30)
Personal Records
| 500m | 42,27 | 7 March 2009 | Enschede (NED) |
| 1000m | 1.24,56 | 8 November 2009 | Enschede (NED) |
| 1500m | 2.09,11 | 4 March 2008 | Heerenveen (NED) |
| 3000m | 4.31,86 | 7 November 2009 | Enschede (NED) |
| 5000m | 7.55,72 | 24 January 2009 | Enschede (NED) |
Season Bests
| 500m | 42,56 | 7 November 2009 | Enschede (NED) |
| 1000m | 1.24,56 | 8 November 2009 | Enschede (NED) |
| 1500m | 2.16,34 | 10 January 2010 | Enschede (NED) |
| 3000m | 4.31,86 | 7 November 2009 | Enschede (NED) |
| 500m | 42,27 | 7 March 2009 | Enschede (NED) |
| 1000m | 1.26,22 | 25 January 2009 | Enschede (NED) |
| 1500m | 2.09,55 | 8 March 2009 | Enschede (NED) |
| 3000m | 4.40,88 | 7 March 2009 | Enschede (NED) |
| 5000m | 7.55,72 | 24 January 2009 | Enschede (NED) |
| 500m | 43,49 | 4 March 2008 | Heerenveen (NED) |
| 1000m | 1.26,21 | 8 February 2008 | Heerenveen (NED) |
| 1500m | 2.09,11 | 4 March 2008 | Heerenveen (NED) |
| 3000m | 4.41,88 | 22 December 2007 | Alkmaar (NED) |
Results
| UTK | Enschede (NED) | 10 January 2010 | ||||||||||||||||
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| Schaatscircuit | Hoorn (NED) | 5 December 2009 | ||||||||||||||||
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| Skeuveltoernooi 2009 | Enschede (NED) | 7 - 8 November 2009 | ||||||||||||||||
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| Nederlands Studenten Kampioenschap Allround | Enschede (NED) | 7 - 8 March 2009 | ||||||||||||||||
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| IUT Skeuveltoernooi | Enschede (NED) | 24 - 25 January 2009 | ||||||||||||||||
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Native Language Names