| 60007 | Mundari-ICR-LB | amaʔ | | | Osada (1992) | |
| 60480 | Mundari_ICR_TCC | amaʔ | | | Osada (1992) | |
| 59184 | Mungbam (Abar Dialect) | yɛ˦ | | | Lovegren (2013) | |
| 59230 | Mungbam (Biya Dialect) | a˥ | | | Lovegren (2013) | |
| 59277 | Mungbam (Missong Dialect) | bi˦ | | | Lovegren (2013) | |
| 59126 | Mungbam (Munken Dialect) | a˩˧ | | | Lovegren (2013) | |
| 59325 | Mungbam (Ngun Dialect) | yɛ˥ | | | Lovegren (2013) | |
| 53730 | Murui Huitoto | oie | | | Piñeros and Roselli (2000) | |
| 25474 | Muruwari | yingka, pungka, pangka | | | Oates (1988) | |
| 47887 | Mussau-Emira | -m | | | Lynch et al. (2002) | |
| 47833 | Mussau-Emira | -m | | | Lynch et al. (2002) | |
| 40891 | Naasioi | da- | | | Onishi (2004) | |
| 30417 | Nabak | gâlen | | | Fabian et al. (1998) | |
| 53395 | Nadëb | ʔɔ̃m, ma-, a- | | | Bolaños and Epps (2009) | |
| 42859 | Nakanai | taume | | | Johnston () | |
| 55137 | Nalu | maar | | | Wilson (2007) | |
| 59615 | Nama | ɸene | | | Evans et al (2017) | |
| 22308 | Nambu | bene | | | Evans (2013) | |
| 41711 | Namia | amka | | | Feldpausch and Feldpausch (1992) | |
| 59734 | Namo (Tais Dialect) | fene | | | Evans et al (2017) | |
| 58373 | Nateni | a˧ | | | Neukom (1995) | |
| 56661 | Nawuri | fò | | | Sherwood (1982) | |
| 29095 | Ndjébbana | -ŋka | | | McKay (2000) | |
| 59078 | Ndoe | eya | | | Byström (1954) | |
| 46615 | Ndom | ɡha | | | Boelaars (1950) | |
| 55719 | Ndut | -u | vowel undergoes ATR harmony | | Morgan (1996) | |
| 43744 | Ndyuka | ju | In certain contexts surfaces as ‘j’ by a regular phonological process of vowel deletion (Huttar and Huttar 1994:462). Additionally, in certain contexts surfaces as ‘u’ by a regular phonological process of coalescence (Huttar and Huttar 1994:462). | | Huttar and Huttar (1994) | |
| 26114 | Neme | bene | | | Evans (2012) | |
| 22166 | Nen | bende | | | Evans (2013) | |
| 35942 | Nen | bende | | | Evans (2013) | |
| 61712 | Neve'ei | gu | | | Musgrave (2007) | |
| 46335 | Neverver | tox | | | Barbour (2012) | |
| 22965 | Ngalakan | -ŋgi | | | Merlan (1983) | |
| 35466 | Ngandi | -ʔṇukuy | | | Heath (1978) | |
| 28332 | Ngankikurungkurr | ñiñi | | | Hoddinott and Kofod (1988) | |
| 46191 | Ngarinman (Bilinara (Pilinara) Dialect) | ɲunuɲ | | | Meakins and Nordlinger (2014) | |
| 56937 | Ngbandi | mɔ˩ | | | Toronzoni (1989) | |
| 59959 | Ngiti-ICR-LB | pbʉ̀kʉ̀ | | | Kutsch Lojenga (1994) | |
| 60665 | ngiti_ICR_TCC | pbʉ̀kʉ̀ | | | Lojenga, Constance Kutsch (1994) | |
| 60103 | ngiti_ICR_WB | pbʉ̀kʉ̀, pbʉ̀, ɨndʉ́ | | | Kutsch Lojenga, Constance. (1994) | |
| 23179 | Ngiyambaa | ŋinuu | | | Donaldson (1980) | |
| 22693 | Ngkolmpu | mpon | | | Carroll (2013) | |
| 47611 | Nhanda | ɳinuŋa | | | Blevins (2001) | |
| 43587 | Nigerian Pidgin | jɔ̀ | | | Faraclas (1996) | |
| 58659 | Nizaa | wu˧ | | | Kjelsvik (2002) | |
| 51275 | Noon | -garaa | | | Soukka (2000) | |
| 58942 | Noone | wɔ˩ | | | Hyman (1981) | |
| 51848 | Northern Embera | pʉ | | | Mortensen (1999) | |
| 53347 | Northern Embera | bʉ | | | Pardo and Aguirre (1993) | |
| 46287 | Northern Pumi (Northwest Yunnan Dialect) | ne˧˥ | | | Ding (2014) | |
