| 20886 | Muyu, North | ne | | | Voorhoeve (1975) | |
| 159644 | Muyu, North | ne | | | McElhanon and Voorhoeve (1970) | i |
| 139007 | Musar | yɛ | | | Z'graggen (1980) | first person singular |
| 190618 | Musak | ya | | | Z'graggen (1980) | 1sg.free |
| 119428 | Murupi | sa | | | Z'graggen (1980) | 1st person singular |
| 236286 | Murik | ma | | | Foley (2005) | |
| 240716 | Murik (Wagamut Dialect) | ˈma | | | Abbott (1985) | |
| 240628 | Murik (Karau Dialect) | ˈma | | | Abbott (1985) | |
| 159674 | Muratayak | nʌ | | | McElhanon and Voorhoeve (1970) | i |
| 119417 | Munit | isa | | | Z'graggen (1980) | 1st person singular |
| 198684 | Mungkip | naʁa | | | Retsema et al. (2009) | |
| 159712 | Mungkip | noǥo | | | McElhanon and Voorhoeve (1970) | i |
| 24984 | Munggui | yau | | | Voorhoeve (1975) | |
| 190607 | Mum | yi | | | Z'graggen (1980) | 1sg.free |
| 190608 | Mum | ya | | | Z'graggen (1980) | 1sg.free |
| 257436 | Mulaha | yokaba | | | Dutton (1970) | I |
| 257437 | Mulaha | nai | | | Dutton (1970) | I |
| 3344 | Mubami | no | | | Franklin (1973) | |
| 34227 | Mubami | bita | | | Reesink (1976) | |
| 34226 | Mubami | no | | | Reesink (1976) | |
| 16797 | Mpur | in | | | Miedema & Welling (1985) | |
| 20282 | Mpur | in | | | Voorhoeve (1975) | |
| 34708 | Mpur (Kebar Dialect) | in | | | Miedema & Welling (1985) | |
| 34668 | Mpur (Arfu Dialect) | i:n | | | Miedema & Welling (1985) | |
| 15363 | Mountain Koiari | di | I | | Dutton (2010) | |
| 15362 | Mountain Koiari | da | I | | Dutton (2010) | |
| 257435 | Motu | lau | | | Dutton (1970) | I |
| 34628 | Moskona (Merdey Dialect) | didif | | | Miedema & Welling (1985) | |
| 19071 | Moskona | dedef | | | Voorhoeve (1975) | |
| 119431 | Mosimo | sʌ | | | Z'graggen (1980) | 1st person singular |
| 21480 | Morori | na | | | Voorhoeve (1975) | |
| 3446 | Morigi | mo | | | Wurm (1973) | |
| 190613 | Moresada | yɛ-ɣ | | | Z'graggen (1980) | 1sg.free |
| 25184 | Mor (Austronesian) | igwa | | | Voorhoeve (1975) | |
| 20162 | Moraid | tit | | | Voorhoeve (1975) | |
| 21801 | Mor | naya | | | Voorhoeve (1975) | |
| 6140 | Moni (Kemandoga Dialect) | jutija | | | Larson & Larson (1972) | |
| 25263 | Moni | andi | | | Voorhoeve (1975) | |
| 25262 | Moni | a | | | Voorhoeve (1975) | |
| 21520 | Momuna | nagu | | | Voorhoeve (1975) | |
| 21126 | Mombum | nu | | | Voorhoeve (1975) | |
| 159733 | Momare | nane | | | McElhanon and Voorhoeve (1970) | i |
| 29579 | Molof | mai | | | Voorhoeve (1971) | |
| 20121 | Moi | tit | | | Voorhoeve (1975) | |
| 139003 | Moere | ɛ-nɛ | | | Z'graggen (1980) | first person singular |
| 25950 | Mlap | ŋam | | | Voorhoeve (1975) | |
| 3027 | Minanibai | no | | | Franklin (1973) | |
| 175923 | Migum | i | | | Z'graggen (1980) | 1sg free |
| 159732 | Migabac | na | | | McElhanon and Voorhoeve (1970) | i |
| 218413 | Migabac | na | | | SIL (1975) | |
