| Title | Rhythm | Key/Mode |
|---|---|---|
| Mrs. Belle's #7 [ Single / G ] | Single | G |
| Mrs. Belle's #8 [ Single / Edor ] | Single | Edor |
| Mrs. Belle's #9 [ Single / D ] | Single | D |
| Mrs. Crowley's [ Polka / G ] | Polka | G |
| Mullingar Races [ Hornpipe / G ] | Hornpipe | G |
| Mulqueen's [ Reel / D ] | Reel | D |
| Mulvihill's (De Dannan) [ Reel / G ] | Reel | G |
| Munster Buttermilk [ Jig / D ] | Jig | D |
| Murphy's [ Hornpipe / G ] | Hornpipe | G |
| Music In The Glen [ Reel / G ] | Reel | G |
| Musical Priest, The [ Reel / Bm ] | Reel | Bm |
| Mussels In The Corner (John Joe Pidgeon) [ Single / D ] | Single | D |
| Mussels in the Corner (Fogo Island) [ Single / Amix ] | Single | Amix |
| My Love Is In America [ Reel / D ] | Reel | D |
| Napoleon Crossing The Alps [ March / Amix ] | March | Amix |
| Napoleon Crossing the Rhine [ Hornpipe / Ador ] | Hornpipe | Ador |
| Nelly Mahony's [ Slide / D ] | Slide | D |
| New Land, The [ Waltz / D ] | Waltz | D |
| New Mown Meadow (Tony MacMahon/Noel Hill), The [ Reel / Edor ] | Reel | Edor |
| New Mown Meadow, The [ Reel / Edor ] | Reel | Edor |