| Event: | 2021 KNSB Dutch Single Distance Championships |
| Venue: | Thialf, Heerenveen |
| Dates: | 30 October-1 November 2020 |
| Prev: | 2020 |
| Next: | 2022 |
The 2021 KNSB Dutch Single Distance Championships were held at the Thialf skating rink in Heerenveen from Friday 30 October 2020 to Sunday 1 November 2020. Although the tournament was held in 2020 it was the 2021 edition as it was part of the 2020–2021 speed skating season.
| Schedule | |||
| Date | Starting time | Event | |
| Friday 30 October 2020 | 13:10 | Men's 500 meter(1) Women's 1500 meter Men's 500 meter(2) Men's 5000 meter | |
| Saturday 31 October 2020 | 13:05 | Women's 500 meter(1) Men's 1500 meter Women's 500 meter(2) Women's 3000 meter | |
| Sunday 1 November 2020 | 12:30 | Men's 10000 meter Women's 5000 meter Men's 1000 meter Women's 1000 meter | |
| 500m details | Dai Dai N'tab | 34.803-34.844 | 35.022-34.866 | 35.134-35.247 | |||
| 1000m details | Thomas Krol | 1:08.02 | 1:08.17 | 1:08.27 | |||
| 1500m details | Thomas Krol | 1:44.30 | 1:45.00 | 1:45.30 PR | |||
| 5000m details | Patrick Roest | 6:10.16 | 6:15.26 | 6:15.46 | |||
| 10000m details | Marwin Talsma | 12:52.09 | 12:57.67 | 12:59.25 PR |
| 500m details | Femke Kok | 37.882-37.880 | 38.187-38.019 | 38.391-38.280 | |||
| 1000m details | Jutta Leerdam | 1:13.86 | 1:15.16 | 1:15.40 | |||
| 1500m details | Jorien ter Mors | 1:55.50 | 1:55.98 | 1:56.66 | |||
| 3000m details | Irene Schouten | 4:01.93 | 4:04.28 | 4:04.53 | |||
| 5000m details | Irene Schouten | 6:55.94 | 7.01.37 | 7:01.62 |