| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Mababad | city | Province of Marinduque | Philippines | 13.4833333 | 121.8833333 | 213 | 38768 |
| Magapaa | city | Province of Marinduque | Philippines | 13.4711111 | 121.8902778 | 705 | 38768 |
| Magapua | city | Province of Marinduque | Philippines | 13.4711111 | 121.8902778 | 705 | 38768 |
| Mahinhin | city | Province of Marinduque | Philippines | 13.4375 | 121.9697222 | 1053 | 33471 |
| Mahunig | city | Province of Marinduque | Philippines | 13.3152778 | 121.8508333 | 49 | 17376 |
| Mainit | city | Province of Marinduque | Philippines | 13.4122222 | 121.8905556 | 908 | 38587 |
| Makapuyat | city | Province of Marinduque | Philippines | 13.4386111 | 122.0791667 | 239 | 26029 |
| Makulapnit | city | Province of Marinduque | Philippines | 13.4833333 | 122.0166667 | 288 | 26565 |
| Malatag | city | Province of Marinduque | Philippines | 13.5261111 | 121.9352778 | 524 | 23949 |
| Malatoy | city | Province of Marinduque | Philippines | 13.5261111 | 121.9352778 | 524 | 23949 |
| Malbog | city | Province of Marinduque | Philippines | 13.2736111 | 121.9527778 | 193 | 22139 |
| Malibago | city | Province of Marinduque | Philippines | 13.2761111 | 122.088889 | 0 | 2489 |
| Malinao | city | Province of Marinduque | Philippines | 13.3761111 | 122.1363889 | 3 | 6671 |
| Mambuyo | city | Province of Marinduque | Philippines | 13.4166667 | 121.9 | 298 | 40609 |
| Mampaitan | city | Province of Marinduque | Philippines | 13.4666667 | 121.8833333 | 354 | 38768 |
| Mangamnan | city | Province of Marinduque | Philippines | 13.4833333 | 121.9166667 | 298 | 35574 |
| Mangyan-Mababad | city | Province of Marinduque | Philippines | 13.4833333 | 121.8833333 | 213 | 38768 |
| Maniwaya | city | Province of Marinduque | Philippines | 13.5227778 | 122.1338889 | 0 | 2938 |
| Manlibunan | city | Province of Marinduque | Philippines | 13.4666667 | 122.0333333 | 324 | 26565 |
| Maranlig | city | Province of Marinduque | Philippines | 13.3427778 | 122.0641667 | 308 | 17949 |
| Maranlig | city | Province of Marinduque | Philippines | 13.3333333 | 125.0833333 | 0 | 0 |
| Marlanga | city | Province of Marinduque | Philippines | 13.3305556 | 122.0825 | 85 | 12160 |
| Masaguise | city | Province of Marinduque | Philippines | 13.4127778 | 122.0977778 | 173 | 16395 |
| Masaguisi | city | Province of Marinduque | Philippines | 13.4127778 | 122.0977778 | 173 | 16395 |
| Masalocot | city | Province of Marinduque | Philippines | 13.3833333 | 122.0352778 | 951 | 26420 |
| Masalokot | city | Province of Marinduque | Philippines | 13.3833333 | 122.0352778 | 951 | 26420 |
| Masiga | city | Province of Marinduque | Philippines | 13.3622222 | 121.8280556 | 39 | 11775 |
| Mataas na Bayan | city | Province of Marinduque | Philippines | 13.4833333 | 121.8666667 | 131 | 29121 |
| Matalaba | city | Province of Marinduque | Philippines | 13.4588889 | 122.0627778 | 154 | 21706 |
| Matandang Gasan | city | Province of Marinduque | Philippines | 13.3333333 | 121.85 | 85 | 17376 |
| Matoyatoya | city | Province of Marinduque | Philippines | 13.3944444 | 122.1038889 | 239 | 16395 |
| Matuyatuya | city | Province of Marinduque | Philippines | 13.3944444 | 122.1038889 | 239 | 16395 |
| Maybo | city | Province of Marinduque | Philippines | 13.4172222 | 121.8566667 | 331 | 32490 |
| Mesang Bato | city | Province of Marinduque | Philippines | 13.4666667 | 121.95 | 987 | 35574 |
| Mogpog | city | Province of Marinduque | Philippines | 13.4744444 | 121.8613889 | 75 | 29121 |
| Mongpong | city | Province of Marinduque | Philippines | 13.5166667 | 122.1666667 | 3 | 1018 |
| Mopog | city | Province of Marinduque | Philippines | 13.4744444 | 121.8613889 | 75 | 29121 |
| Morales | city | Province of Marinduque | Philippines | 13.4666667 | 122.0833333 | 154 | 21706 |
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