| 2021-05-31 16:00:00Monday, May 31, 2021 | Kent Royals v Eastbourne Seagulls | 16:00:004:00 pm | 45 - 45 | National Development League | Central Park Stadium |
| 2021-06-19 00:05:57Saturday, June 19, 2021 | Eastbourne Seagulls v Kent Royals | 00:05:57Postponed | P - P | National Development League | Arlington Stadium |
| 2021-07-02 19:30:38Friday, July 2, 2021 | Belle Vue Colts v Kent Royals | 19:30:387:30 pm | 39 - 50 | National Development League | National Speedway Stadium |
| 2021-07-18 15:00:50Sunday, July 18, 2021 | Mildenhall Fen Tigers v Kent Royals | 15:00:503:00 pm | 43 - 47 | National Development League | Mildenhall Stadium |
| 2021-07-24 20:30:27Saturday, July 24, 2021 | Eastbourne Seagulls v Kent Royals | 20:30:278:30 pm | 43 - 46 | National Development League | Arlington Stadium |
| 2021-08-21 08:00:08Saturday, August 21, 2021 | Berwick Bullets v Kent Royals | 08:00:08Postponed | P - P | National Development League | Shielfield Park |
| 2021-09-04 20:15:04Saturday, September 4, 2021 | Berwick Bullets v Kent Royals | 20:15:048:15 pm | 52 - 38 | National Development League | Shielfield Park |
| 2021-09-17 19:30:03Friday, September 17, 2021 | Armadale Devils v Kent Royals | 19:30:037:30 pm | 47 - 43 | National Development League | Armadale Stadium |
| 2021-09-25 19:45:32Saturday, September 25, 2021 | Leicester Lion Cubs v Kent Royals | 19:45:327:45 pm | 45 - 45 | National Development League | Paul Chapman & Sons Arena |
| 2021-09-28 18:30:00Tuesday, September 28, 2021 | Kent Royals v Berwick Bullets | 18:30:006:30 pm | 39 - 48 | National Development League | Central Park Stadium |
| 2021-10-05 00:05:00Tuesday, October 5, 2021 | Kent Royals v Leicester Lion Cubs | 00:05:00Postponed | P - P | National Development League | Central Park Stadium |
| 2021-10-12 18:30:59Tuesday, October 12, 2021 | Kent Royals v Leicester Lion Cubs | 18:30:596:30 pm | 59 - 31 | National Development League | Central Park Stadium |
| 2021-10-19 18:30:00Tuesday, October 19, 2021 | Kent Royals v Mildenhall Fen Tigers | 18:30:006:30 pm | 44 - 45 | National Development League | Central Park Stadium |
| 2021-10-26 18:30:15Tuesday, October 26, 2021 | Kent Royals v Belle Vue Colts | 18:30:156:30 pm | 44 - 46 | National Development League | Central Park Stadium |
| 2021-10-31 00:05:00Sunday, October 31, 2021 | Kent Royals v Armadale Devils | 00:05:00Postponed | P - P | National Development League | Paul Chapman & Sons Arena |
