| Site name | Country | County | Nearest town | Site type | Access | Classification (girth in metres) | View on map |
|---|---|---|---|---|---|---|---|
| Mordiford | England | Herefordshire | Hereford | churchyard | Yes | Notable | View On Map |
| More | England | Shropshire | Bishop's Castle | churchyard | Yes | Notable | View On Map |
| Moreton | England | Dorset | Wool | churchyard | Yes | Lost | View On Map |
| Moreton Jeffries | England | Herefordshire | Hereford | churchyard | Yes | Notable | View On Map |
| Moreton-on-Lugg | England | Herefordshire | Hereford | footpath/road | Yes | Notable | View On Map |
| Morland | England | Cumbria | Penrith | churchyard | Yes | Ancient 4m-5m | View On Map |
| Morley | England | Yorkshire - West | Leeds | churchyard | Yes | Lost | View On Map |
| Mortonhall | Scotland | Edinburgh | Edinburgh | estate | No | Notable | View On Map |
| Mote Park – Maidstone | England | Kent | Maidstone | parkland | Yes | Ancient 4m-5m, Notable | View On Map |
| Motleys Copse – Rowlands Castle | England | Hampshire | Horndean | castle | No | Ancient 4m-5m | View On Map |
| Mottisfont – garden | England | Hampshire | Winchester | boundary | No | Ancient 5m-7m | View On Map |
| Mottisfont – Great Copse | England | Hampshire | Winchester | woodland | Yes | Ancient 5m-7m | View On Map |
| Mountfield | England | Sussex - East | Battle | garden | No | Ancient 4m-5m | View On Map |
| Mounton | Wales | Monmouthshire | Chepstow | churchyard | Yes | Ancient 5m-7m | View On Map |
| Mounton/Pwllmeyric | Wales | Monmouthshire | Chepstow | footpath/road | Yes | Notable | View On Map |
| Moy | Ireland | Co. Tyrone | Dungannon | garden | No | Ancient 4m-5m | View On Map |
| Much Birch | England | Herefordshire | Hereford | churchyard | Yes | Ancient 4m-5m, Notable | View On Map |
| Much Cowarne | England | Herefordshire | Hereford | churchyard | Yes | Notable | View On Map |
| Much Dewchurch | England | Herefordshire | Hereford | churchyard | Yes | Ancient 4m-5m | View On Map |
| Much Marcle | England | Herefordshire | Ledbury | churchyard | Yes | Ancient 7m+ | View On Map |