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Jaap Jonkman
| Last name | Jonkman |
| First name | Jaap |
| Gender | Male |
| Birthdate | 07.1951 |
| Country | NED |
| 500m | 43,30 (Innsbruck, 30.01.1971) |
| 1.000m | 1.31,1 (Alkmaar, 10.03.1975) |
| 1.500m | 2.14,7 (Alkmaar, 29.11.1977) |
| 3.000m | 4.45,4 (Alkmaar, 09.12.1977) |
| 5.000m | 8.07,9 (Alkmaar, 16.01.1975) |
| 10.000m | 16.32,5 (Alkmaar, 18.12.1978) |
| Big Combo | 186,615 |
| Sprint | 88,850 |
| Small Combo | 184,556 |
| Mini Combo | 181,316 |
| Tiny Combo | 133,750 |
| Latest update in | 1979 |
NED