| SL0393 | MARTIN Amanda | Horbury Singers | 19/12/2025 | 01/01/2015 | indefinite |
| SL0030 | MASON Emma | South Hiendley Junior Football Club | 03/05/2024 | 12/06/2023 | indefinite |
| SL1083 | MATTHEWS Susan Louise | South Kirkby Colliery Cricket Club | 17/10/2025 | 17/10/2025 | indefinite |
| SL0025 | MOORE Rosalyn Elaine | Normanton Musical Theatre Society | 12/04/2023 | 12/04/2023 | indefinite |
| SL0101 | MORLEY Adam | GERMAN EXILES RUGBY LEAGUE CLUB | 23/12/2025 | 23/12/2025 | indefinite |
| SL1073 | MORRIS Gillian | Crofton Juniors Football Club | 13/10/2022 | 13/10/2022 | indefinite |
| SL1094 | MORRISSEY Stella | South Elmsall Spiritualist Church | 23/04/2026 | 23/04/2026 | indefinite |
| SL1080 | MOSS Ian | Castleford Male Voice Choir | 09/07/2026 | 27/08/2025 | indefinite |
| SL0950 | MOTTRAM-PLAYFOOT Alan | Yorkshire and North Derbyshire NewstrAid Benevolent Fund | 06/08/2021 | 13/07/2017 | indefinite |
| SL1059 | MULLANEY Jeanette | MHA Communities Wakefield and District | 21/02/2023 | 21/02/2023 | indefinite |