| Wedstrijdschema | NK dammen 2021 | |||
| Ronde 1 | Donderdag | 27-mei | ||
| Andrew Tjon A Ong | – | Henk Grotenhuis ten Harkel | ||
| Bart Terwel | – | Wouter Sipma | ||
| Jan van Dijk | – | Alexander Baljakin | ||
| Bhiem Ramdien | – | Anton van Berkel | ||
| Martijn van IJzendoorn | – | Jan Groenendijk | ||
| Jitse Slump | – | Ron Heusdens | ||
| Casper Remeijer | – | Roel Boomstra | ||
| Ronde 2 | Vrijdag | 28-mei | ||
| Henk Grotenhuis ten Harkel | – | Roel Boomstra | ||
| Ron Heusdens | – | Casper Remeijer | ||
| Jan Groenendijk | – | Jitse Slump | ||
| Anton van Berkel | – | Martijn van IJzendoorn | ||
| Alexander Baljakin | – | Bhiem Ramdien | ||
| Wouter Sipma | – | Jan van Dijk | ||
| Andrew Tjon A Ong | – | Bart Terwel | ||
| Ronde 3 | Zaterdag | 29-mei | ||
| Bart Terwel | – | Henk Grotenhuis ten Harkel | ||
| Jan van Dijk | – | Andrew Tjon A Ong | ||
| Bhiem Ramdien | – | Wouter Sipma | ||
| Martijn van IJzendoorn | – | Alexander Baljakin | ||
| Jitse Slump | – | Anton van Berkel | ||
| Casper Remeijer | – | Jan Groenendijk | ||
| Roel Boomstra | – | Ron Heusdens | ||
| Ronde 4 | Zaterdag | 29-mei | ||
| Henk Grotenhuis ten Harkel | – | Ron Heusdens | ||
| Jan Groenendijk | – | Roel Boomstra | ||
| Anton van Berkel | – | Casper Remeijer | ||
| Alexander Baljakin | – | Jitse Slump | ||
| Wouter Sipma | – | Martijn van IJzendoorn | ||
| Andrew Tjon A Ong | – | Bhiem Ramdien | ||
| Bart Terwel | – | Jan van Dijk | ||
| Ronde 5 | Zondag | 30-mei | ||
| Jan van Dijk | – | Henk Grotenhuis ten Harkel | ||
| Bhiem Ramdien | – | Bart Terwel | ||
| Martijn van IJzendoorn | – | Andrew Tjon A Ong | ||
| Jitse Slump | – | Wouter Sipma | ||
| Casper Remeijer | – | Alexander Baljakin | ||
| Roel Boomstra | – | Anton van Berkel | ||
| Ron Heusdens | – | Jan Groenendijk | ||
| Ronde 6 | Maandag | 31-mei | ||
| Henk Grotenhuis ten Harkel | – | Jan Groenendijk | ||
| Anton van Berkel | – | Ron Heusdens | ||
| Alexander Baljakin | – | Roel Boomstra | ||
| Wouter Sipma | – | Casper Remeijer | ||
| Andrew Tjon A Ong | – | Jitse Slump | ||
| Bart Terwel | – | Martijn van IJzendoorn | ||
| Jan van Dijk | – | Bhiem Ramdien | ||
| Ronde 7 | Maandag | 31-mei | ||
| Bhiem Ramdien | – | Henk Grotenhuis ten Harkel | ||
| Martijn van IJzendoorn | – | Jan van Dijk | ||
| Jitse Slump | – | Bart Terwel | ||
| Casper Remeijer | – | Andrew Tjon A Ong | ||
| Roel Boomstra | – | Wouter Sipma | ||
| Ron Heusdens | – | Alexander Baljakin | ||
| Jan Groenendijk | – | Anton van Berkel | ||
| Ronde 8 | Dinsdag | 1-jun | ||
| Henk Grotenhuis ten Harkel | – | Anton van Berkel | ||
| Alexander Baljakin | – | Jan Groenendijk | ||
| Wouter Sipma | – | Ron Heusdens | ||
| Andrew Tjon A Ong | – | Roel Boomstra | ||
| Bart Terwel | – | Casper Remeijer | ||
| Jan van Dijk | – | Jitse Slump | ||
| Bhiem Ramdien | – | Martijn van IJzendoorn | ||
| Ronde 9 | Woensdag | 2-jun | ||
| Henk Grotenhuis ten Harkel | – | Wouter Sipma | ||
| Andrew Tjon A Ong | – | Alexander Baljakin | ||
| Bart Terwel | – | Anton van Berkel | ||
| Jan van Dijk | – | Jan Groenendijk | ||
| Bhiem Ramdien | – | Ron Heusdens | ||
| Martijn van IJzendoorn | – | Roel Boomstra | ||
| Jitse Slump | – | Casper Remeijer | ||
| Ronde 10 | Donderdag | 3-jun | ||
| Henk Grotenhuis ten Harkel | – | Alexander Baljakin | ||
| Wouter Sipma | – | Anton van Berkel | ||
| Andrew Tjon A Ong | – | Jan Groenendijk | ||
| Bart Terwel | – | Ron Heusdens | ||
| Jan van Dijk | – | Roel Boomstra | ||
| Bhiem Ramdien | – | Casper Remeijer | ||
| Martijn van IJzendoorn | – | Jitse Slump | ||
| Ronde 11 | Donderdag | 3-jun | ||
| Jitse Slump | – | Henk Grotenhuis ten Harkel | ||
| Casper Remeijer | – | Martijn van IJzendoorn | ||
| Roel Boomstra | – | Bhiem Ramdien | ||
| Ron Heusdens | – | Jan van Dijk | ||
| Jan Groenendijk | – | Bart Terwel | ||
| Anton van Berkel | – | Andrew Tjon A Ong | ||
| Alexander Baljakin | – | Wouter Sipma | ||
| Ronde 12 | Vrijdag | 4-jun | ||
| Martijn van IJzendoorn | – | Henk Grotenhuis ten Harkel | ||
| Jitse Slump | – | Bhiem Ramdien | ||
| Casper Remeijer | – | Jan van Dijk | ||
| Roel Boomstra | – | Bart Terwel | ||
| Ron Heusdens | – | Andrew Tjon A Ong | ||
| Jan Groenendijk | – | Wouter Sipma | ||
| Anton van Berkel | – | Alexander Baljakin | ||
| Ronde 13 | zaterdag | 5-jun | ||
| Casper Remeijer | – | Henk Grotenhuis ten Harkel | ||
| Roel Boomstra | – | Jitse Slump | ||
| Ron Heusdens | – | Martijn van IJzendoorn | ||
| Jan Groenendijk | – | Bhiem Ramdien | ||
| Anton van Berkel | – | Jan van Dijk | ||
| Alexander Baljakin | – | Bart Terwel | ||
| Wouter Sipma | – | Andrew Tjon A Ong | ||
