| 209920 | Proto-Rai-Coast | *sini | | | Ross (2014) | 1pl free |
| 212635 | Proto-South-Adelbert | *-ŋ | | | Ross (2014) | |
| 207533 | Proto-Sub-Rai | *si-ne | | | Ross (2014) | 1pl free |
| 212451 | Proto-Tariku | *ai | PL in original doc | | Clouse (1997) | |
| 199316 | Proto-Tariku | *ai | | | Clouse (1993) | |
| 209226 | Proto-Tibor-Omosa | *i~ne | | | Ross (2014) | 1st person plural |
| 208822 | Proto-Trans-New-Guinea | *na-gi | | | Ross (2014) | D:1P |
| 208152 | Proto-Trans-New-Guinea | *nu | | | Ross (2014) | D:1P |
| 184786 | Proto-Trans-New-Guinea | *nu | | | Pawley (2005) | |
| 184787 | Proto-Trans-New-Guinea | *ni | | | Pawley (2005) | |
| 237294 | Proto-Watam-Awar-Gamay | *ai | | | Foley (2005) | |
| 236990 | Proto-Watam-Awar-Gamay | *ai | | | Foley (2005) | |
| 199380 | Proto-West-Tariku | *ai | | | Clouse (1993) | |
| 212452 | Proto-West-Tariku | *ai | PL in original doc | | Clouse (1997) | |
| 176278 | Pulabu | ige | | | Z'graggen (1980) | 1pl free |
| 22100 | Puragi | ididi | | | Voorhoeve (1975) | |
| 23864 | Pyu | məla | | | Voorhoeve (1975) | |
| 119855 | Rapting | zogo | | | Z'graggen (1980) | D:1P |
| 157522 | Rawa | nɔ | | | McElhanon and Voorhoeve (1970) | we |
| 119864 | Rempi | it | | | Z'graggen (1980) | D:1P |
| 176290 | Rerau | si-ni | | | Z'graggen (1980) | 1pl free |
| 20100 | Riantana | ni | | | Voorhoeve (1975) | |
| 157515 | Riantana | ni | | | McElhanon and Voorhoeve (1970) | we |
| 176281 | Saep | siga | | | Z'graggen (1980) | 1pl free |
| 176297 | Sam | gʌ | | | Z'graggen (1980) | 1pl free |
| 80574 | Samberigi | niki | | | Franklin (1975) | |
| 15883 | Samo | ɔye | | | Shaw (1986) | |
| 157498 | Samo | aye | | | McElhanon and Voorhoeve (1970) | we |
| 119857 | Samosa | zogo | | | Z'graggen (1980) | D:1P |
| 225088 | Saniyo-Hiyewe | nʌmo | | | Dye et al (1968) | |
| 119859 | Saruga | iga | | | Z'graggen (1980) | D:1P |
| 176271 | Sausi | sene | | | Z'graggen (1980) | 1pl free |
| 21105 | Sawi | nigi:p | | | Voorhoeve (1975) | |
| 30078 | Sawi | nigi:p | | | Voorhoeve (1971) | |
| 20060 | Seget | mam | | | Voorhoeve (1975) | |
| 90475 | Selepet | nen | we | | McElhanon (1967) | we |
| 157565 | Selepet | ne | | | McElhanon and Voorhoeve (1970) | we |
| 21619 | Semimi | etumaka | | | Voorhoeve (1975) | |
| 21339 | Sempan | naro | | | Voorhoeve (1975) | |
| 157476 | Sempan | naro | | | McElhanon and Voorhoeve (1970) | we |
| 157572 | Sene | ne | | | McElhanon and Voorhoeve (1970) | we |
| 26169 | Sentani | meye | | | Voorhoeve (1975) | |
| 25525 | Serui-Laut | ama | | | Voorhoeve (1975) | |
| 243104 | Seta | mo | | | Laycock (1968) | |
| 243105 | Seti | mei | | | Laycock (1968) | |
| 157555 | Sialum | i | | | McElhanon and Voorhoeve (1970) | we |
| 74790 | Siane | la(mo) | | | Scott (1978) | |
| 119849 | Sihan | i-ke | | | Z'graggen (1980) | D:1P |
| 24921 | Sikaritai | seri | | | Voorhoeve (1975) | |
| 190795 | Sileibi | a-ra | | | Z'graggen (1980) | 1pl.free |
