| Name: Harm Jan | Surname: KOK | Country: NED  | SEASON: 2019/2020 » |
| 500 m | |||||||||
| - | 40,41 | Harm Jan | KOK | 71-05-03 | NED | 23 | Calgary | 07-03-13 | |
| 1000 m | |||||||||
| 6368 | 6103 | 1.18,93 | Harm Jan | KOK | 71-05-03 | NED | 67 | Calgary | 07-03-16 |
| 1500 m | |||||||||
| 4430 | 4207 | 1.58,84 | Harm Jan | KOK | 71-05-03 | NED | 22 | Calgary | 07-03-14 |
| 3000 m | |||||||||
| 3792 | 3636 | 4.13,84 | Harm Jan | KOK | 71-05-03 | NED | 12 | Heerenveen | 09-03-02 |
| 5000 m | |||||||||
| 2817 | 2693 | 7.13,90 | Harm Jan | KOK | 71-05-03 | NED | 24 | Calgary | 07-03-13 |
| 10000 m | |||||||||
| 1636 | 1595 | 15.06,14 | Harm Jan | KOK | 71-05-03 | NED | 20 | Calgary | 07-03-15 |
| Allround | |||||||||||||
| 2147 | 2088 | 168,720 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | -- | 1.58,84 | -- | 7.13,90 | 15.06,14 | 07 |
| Big6 | |||||||||||||
| 2069 | 2023 | 250,491 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | 1.18,93 | 1.58,84 | 4.13,84 | 7.13,90 | 15.06,14 | 09 |
| Fast | |||||||||||||
| 6123 | 5867 | 119,488 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | 1.18,93 | 1.58,84 | -- | -- | -- | 07 |
| Long | |||||||||||||
| 1873 | 1823 | 131,003 | Harm Jan | KOK | 71-05-03 | NED | -- | -- | -- | 4.13,84 | 7.13,90 | 15.06,14 | 09 |
| Mini | |||||||||||||
| 4978 | 4762 | 161,794 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | 1.18,93 | 1.58,84 | 4.13,84 | -- | -- | 09 |
| Small | |||||||||||||
| 3816 | 3652 | 165,719 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | -- | 1.58,84 | 4.13,84 | 7.13,90 | -- | 09 |
| Sprint | |||||||||||||
| 7885 | 7594 | 79,875 | Harm Jan | KOK | 71-05-03 | NED | 40,41 | 1.18,93 | -- | -- | -- | -- | 07 |
| Samalog | |||||||||||||
| 1268 | 168,720 | Harm Jan | KOK | 71-05-03 | NED | 40,41-7.13,90/1.58,84/15.06,14 | 18 | Calgary | 07-03-15 | ||||
