| 2022-07-16 15:00:00Sat, 16th Jul, 2022 | Cogenhoe United  | 5 - 6 |  Diamonds | Northants FA Hillier Senior Cup | | Match Report | 1st Round - Diamonds win 6-5 on penalties. Club subsequently removed from HSC. |
| 2022-08-06 15:00:00Sat, 6th Aug, 2022 | Diamonds | 0 - 0 |  Needham Market | Southern League Premier Division Central | | Match Report | 1 |
| 2022-08-13 15:00:00Sat, 13th Aug, 2022 | Basford United  | 2 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 2 |
| 2022-08-16 19:45:00Tue, 16th Aug, 2022 | Diamonds | 1 - 2 |  Hitchin Town | Southern League Premier Division Central | | Match Report | 3 |
| 2022-08-20 15:00:00Sat, 20th Aug, 2022 | Alvechurch  | 2 - 0 | Diamonds | Southern League Premier Division Central | | Match Report | 4 |
| 2022-08-27 15:00:00Sat, 27th Aug, 2022 | Diamonds | 1 - 1 |  Ilkeston Town | Southern League Premier Division Central | | Match Report | 5 |
| 2022-08-29 15:00:00Mon, 29th Aug, 2022 | St Ives Town | 3 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 6 |
| 2022-09-04 13:00:45Sun, 4th Sep, 2022 | Enfield FC  | 2 - 1 | Diamonds | FA Cup | | Match Report | First Round Qualifying |
| 2022-09-10 15:00:00Sat, 10th Sep, 2022 | Diamonds | 15:00:00Postponed | Bromsgrove Sporting | Southern League Premier Division Central | | Match Report | 7 |
| 2022-09-13 19:45:00Tue, 13th Sep, 2022 | Stratford Town | 2 - 0 | Diamonds | Southern League Premier Division Central | | Match Report | 8 |
| 2022-09-24 15:00:00Sat, 24th Sep, 2022 | Barwell  | 1 - 2 | Diamonds | Southern League Premier Division Central | | Match Report | 9 |
| 2022-09-27 19:45:00Tue, 27th Sep, 2022 | Diamonds | 0 - 7 |  Coalville Town | Southern League Premier Division Central | | Match Report | 10 |
| 2022-10-01 15:00:00Sat, 1st Oct, 2022 | Hednesford Town | 5 - 0 | Diamonds | Southern League Premier Division Central | | Match Report | 11 |
| 2022-10-08 15:00:57Sat, 8th Oct, 2022 | Diamonds | 0 - 4 | Tamworth | FA Trophy | | Match Report | Third Round Qualifying |
| 2022-10-11 19:45:00Tue, 11th Oct, 2022 | Diamonds | 2 - 1 | Nuneaton Borough | Southern League Premier Division Central | | Match Report | 12 |
| 2022-10-15 15:00:00Sat, 15th Oct, 2022 | Diamonds | 0 - 2 | Redditch United | Southern League Premier Division Central | | Match Report | 13 |
| 2022-10-22 15:00:00Sat, 22nd Oct, 2022 | Mickleover | 2 - 0 | Diamonds | Southern League Premier Division Central | | Match Report | 14 |
| 2022-10-25 19:45:00Tue, 25th Oct, 2022 | Leiston | 5 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 15 |
| 2022-10-29 15:00:00Sat, 29th Oct, 2022 | Diamonds | 15:00:00Postponed | Tamworth | Southern League Premier Division Central | | Match Report | 16 |
| 2022-10-29 15:00:31Sat, 29th Oct, 2022 | Diamonds | 1 - 1 | Bromsgrove Sporting | Southern League Premier Division Central | | Match Report | 7 (re-arranged) |
| 2022-11-05 15:00:00Sat, 5th Nov, 2022 | Diamonds | 4 - 2 | Kings Langley | Southern League Premier Division Central | | Match Report | 17 |
| 2022-11-12 15:00:00Sat, 12th Nov, 2022 | Royston Town  | 2 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 18 |
| 2022-11-19 15:00:00Sat, 19th Nov, 2022 | Diamonds | 1 - 3 | Stourbridge | Southern League Premier Division Central | | Match Report | 19 |
| 2022-11-21 19:45:00Mon, 21st Nov, 2022 | Hitchin Town | 2 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 20 |
| 2022-11-26 15:00:00Sat, 26th Nov, 2022 | Rushall Olympic | 3 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 21 |
| 2022-12-03 12:30:00Sat, 3rd Dec, 2022 | Diamonds | 0 - 2 | Alvechurch | Southern League Premier Division Central | | Match Report | 22 |
| 2022-12-06 19:45:54Tue, 6th Dec, 2022 | Diamonds | 1 - 3 | Tamworth | Southern League Premier Division Central | | Match Report | 16 (re-arranged) |
| 2022-12-10 13:00:00Sat, 10th Dec, 2022 | Needham Market | 13:00:00Postponed | Diamonds | Southern League Premier Division Central | | Match Report | 23 |
| 2022-12-17 15:00:00Sat, 17th Dec, 2022 | Diamonds | 15:00:00Postponed | Basford United | Southern League Premier Division Central | | Match Report | 24 |
| 2022-12-26 15:00:00Mon, 26th Dec, 2022 | Bedford Town | 6 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 25 |
| 2023-01-02 15:00:00Mon, 2nd Jan, 2023 | Diamonds | 2 - 1 | St Ives Town | Southern League Premier Division Central | | Match Report | 26 |
| 2023-01-07 15:00:00Sat, 7th Jan, 2023 | Ilkeston Town | 3 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 27 |
| 2023-01-14 15:00:00Sat, 14th Jan, 2023 | Diamonds | 15:00:00Postponed | Rushall Olympic | Southern League Premier Division Central | | Match Report | 28 |
| 2023-01-21 15:00:00Sat, 21st Jan, 2023 | Bromsgrove Sporting | 15:00:00Postponed | Diamonds | Southern League Premier Division Central | | Match Report | 29 |
| 2023-01-24 19:45:47Tue, 24th Jan, 2023 | Diamonds | 19:45:47Postponed | Basford United | Southern League Premier Division Central | | Match Report | 24 (re-arranged) |
| 2023-01-28 15:00:00Sat, 28th Jan, 2023 | Diamonds | 0 - 2 | Stratford Town | Southern League Premier Division Central | | Match Report | 30 |
| 2023-02-04 15:00:00Sat, 4th Feb, 2023 | Coalville Town | 3 - 0 | Diamonds | Southern League Premier Division Central | | Match Report | 31 |
| 2023-02-11 15:00:00Sat, 11th Feb, 2023 | Diamonds | 0 - 1 | Barwell | Southern League Premier Division Central | | Match Report | 32 |
| 2023-02-14 19:45:09Tue, 14th Feb, 2023 | Needham Market | 2 - 0 | Diamonds | Southern League Premier Division Central | | Match Report | 23 (re-arranged) |
| 2023-02-18 15:00:00Sat, 18th Feb, 2023 | Diamonds | 0 - 1 | Hednesford Town | Southern League Premier Division Central | | Match Report | 33 |
| 2023-02-25 15:00:00Sat, 25th Feb, 2023 | Nuneaton Borough | 2 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 34 |
| 2023-03-04 15:00:00Sat, 4th Mar, 2023 | Diamonds | 1 - 4 | Mickleover | Southern League Premier Division Central | | Match Report | 35 |
| 2023-03-14 19:45:53Tue, 14th Mar, 2023 | Diamonds | 19:45:53Postponed | Rushall Olympic | Southern League Premier Division Central | | Match Report | 28 (re-arranged) |
| 2023-03-18 15:00:00Sat, 18th Mar, 2023 | Redditch United | 1 - 0 | Diamonds | Southern League Premier Division Central | | Match Report | 36 |
| 2023-03-21 19:45:48Tue, 21st Mar, 2023 | Bromsgrove Sporting | 1 - 1 | Diamonds | Southern League Premier Division Central | | Match Report | 29 (re-arranged) |
| 2023-03-25 15:00:00Sat, 25th Mar, 2023 | Diamonds | 0 - 0 | Leiston | Southern League Premier Division Central | | Match Report | 37 |
| 2023-03-28 19:45:42Tue, 28th Mar, 2023 | Diamonds | 2 - 0 | Basford United | Southern League Premier Division Central | | Match Report | 24 (re-arranged) |
| 2023-04-01 15:00:00Sat, 1st Apr, 2023 | Tamworth | 2 - 2 | Diamonds | Southern League Premier Division Central | | Match Report | 38 |
| 2023-04-08 15:00:00Sat, 8th Apr, 2023 | Stourbridge | 0 - 2 | Diamonds | Southern League Premier Division Central | | Match Report | 39 |
| 2023-04-10 15:00:00Mon, 10th Apr, 2023 | Diamonds | 4 - 0 | Bedford Town | Southern League Premier Division Central | | Match Report | 40 |
| 2023-04-15 15:00:00Sat, 15th Apr, 2023 | Diamonds | 1 - 1 | Royston Town | Southern League Premier Division Central | | Match Report | 41 |
| 2023-04-20 19:45:11Thu, 20th Apr, 2023 | Diamonds | 1 - 3 | Rushall Olympic | Southern League Premier Division Central | | Match Report | 28 (re-arranged) |
| 2023-04-22 15:00:00Sat, 22nd Apr, 2023 | Kings Langley | 1 - 2 | Diamonds | Southern League Premier Division Central | | Match Report | 42 |
