| SL6563 | MEAKIN Sharon | Sharon Meakin Running London Marathon | 19/01/2023 | 19/01/2023 | indefinite |
| SL6570 | MEDINA Rachel Marie | The Snowdrop Project | 20/04/2023 | 20/04/2023 | indefinite |
| SL2763 | METCALFE John | Our Lady & St Thomas RC Church | 12/11/2010 | 01/01/2011 | indefinite |
| SL6651 | MGUIRE Rae | Friends of Norfolk Park Special School | 02/06/2026 | 02/06/2026 | indefinite |
| SL1889 | MITCHELL M | Gleadless Valley Tenants & Residents Association | 17/12/2010 | 01/01/2011 | indefinite |
| SL6320 | MONDAY Christopher | Friends of Cairn Home | 10/07/2012 | 10/07/2012 | indefinite |
| SL6116 | MONTAGNE Damien | Gripple Limited - Master Cutlers Challenge | 15/05/2008 | 15/05/2008 | indefinite |
| SL5985 | MORAN-HEALY M A | Earl Marshall U10's Football Club | 26/11/2007 | 01/01/2008 | indefinite |
| SL6008 | MOREWOOD Linda Barbara | Norton House Country Club | 27/01/2012 | 07/02/2012 | indefinite |
| SL6354 | MORGAN Charlotte Anne | Bloc Studios | 07/01/2014 | 07/01/2014 | indefinite |