Siewart-Sjoerd Wiersma
Netherlands (NED)
June 1995 (MSA)
Personal Records
| 500m | 43,03 | 3 February 2014 | Heerenveen (NED) |
| 1000m | 1.26,12 | 3 February 2014 | Heerenveen (NED) |
| 1500m | 2.15,35 | 21 October 2013 | Heerenveen (NED) |
| 3000m | 4.39,28 | 2 February 2014 | Heerenveen (NED) |
| 5000m | 8.04,90 | 6 January 2014 | Heerenveen (NED) |
Season Bests
| 500m | 44,64 | 22 December 2014 | Heerenveen (NED) |
| 1500m | 2.18,61 | 22 December 2014 | Heerenveen (NED) |
| 500m | 43,03 | 3 February 2014 | Heerenveen (NED) |
| 1000m | 1.26,12 | 3 February 2014 | Heerenveen (NED) |
| 1500m | 2.15,35 | 21 October 2013 | Heerenveen (NED) |
| 3000m | 4.39,28 | 2 February 2014 | Heerenveen (NED) |
| 5000m | 8.04,90 | 6 January 2014 | Heerenveen (NED) |
| 500m | 43,32 | 25 February 2013 | Heerenveen (NED) |
| 1000m | 1.28,20 | 28 January 2013 | Heerenveen (NED) |
| 1500m | 2.17,77 | 11 February 2013 | Heerenveen (NED) |
| 3000m | 4.54,19 | 27 January 2013 | Heerenveen (NED) |
| 5000m | 8.16,39 | 24 February 2013 | Heerenveen (NED) |
| 500m | 44,67 | 20 February 2012 | Heerenveen (NED) |
| 1000m | 1.33,02 | 9 October 2011 | Heerenveen (NED) |
| 1500m | 2.19,97 | 26 February 2012 | Heerenveen (NED) |
| 3000m | 4.50,22 | 30 January 2012 | Heerenveen (NED) |
| 5000m | 8.25,30 | 19 March 2012 | Heerenveen (NED) |
| 500m | 47,22 | 5 February 2011 | Heerenveen (NED) |
| 1000m | 1.34,69 | 13 March 2011 | Heerenveen (NED) |
| 1500m | 2.25,89 | 9 January 2011 | Heerenveen (NED) |
| 3000m | 4.58,93 | 24 January 2011 | Heerenveen (NED) |
| 500m | 48,76 | 15 February 2010 | Heerenveen (NED) |
| 1000m | 1.40,40 | 15 February 2010 | Heerenveen (NED) |
| 1500m | 2.32,12 | 1 March 2010 | Heerenveen (NED) |
Results
| Baanwedstrijd Gew. Selecties en Toevoegingen | Heerenveen (NED) | 22 December 2014 | ||||||||
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| Baanwedstrijd A-Jun. en Ouder | Heerenveen (NED) | 24 February 2014 | ||||||||
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| Baanwedstrijd A-Jun. en Ouder | Heerenveen (NED) | 3 February 2014 | ||||||||
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| Clubwedstrijd Groep 3 | Heerenveen (NED) | 2 February 2014 | ||||||||
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| Clubwedstrijd Groep 4 | Heerenveen (NED) | 26 January 2014 | ||||||||
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Native Language Names