| 579 | Rumu | tai | | | Franklin (1973) | |
| 180950 | Saep | abodɛ | | | Z'graggen (1980) | two |
| 17007 | Safeyoka | huvaa'u | | | Lloyd (1973) | |
| 78374 | Sahu | 'di'di | | | Visser & Voorhoeve (1987) | |
| 78546 | Sahu | romo'dí'di | | | Visser & Voorhoeve (1987) | |
| 215206 | Sam (Buan Dialect) | lilɔʔ | | | Rueck & Jore (2003) | |
| 215080 | Sam (Songum Dialect) | lilu | | | Rueck & Jore (2003) | |
| 215333 | Sam (Wongbe Dialect) | lilɔʔ | | | Rueck & Jore (2003) | |
| 180965 | Sam | lilo | | | Z'graggen (1980) | two |
| 22668 | Samarokena | ened | | | Voorhoeve (1975) | |
| 80654 | Samberigi | yæpo | | | Franklin (1975) | |
| 4266 | Samberigi | yapo | | | Franklin and Voorhoeve (1973) | |
| 5862 | Samo | bȩnau | | | Shaw (1973) | |
| 15967 | Samo | bẽnãu | | | Shaw (1986) | |
| 125029 | Samosa | arigita(te) | | | Z'graggen (1980) | two |
| 224855 | Saniyo-Hiyewe | hɛsi | | | Dye et al (1968) | |
| 1368 | Saniyo-Hiyewe | hɛsi | | | Macdonald (1973) | |
| 214637 | Saponi | kɔsɛɾɛⁱ | | | Clouse (1997) | |
| 125031 | Saruga | areta | | | Z'graggen (1980) | two |
| 19533 | Sause | nembe | | | Voorhoeve (1975) | |
| 180940 | Sausi | aere | | | Z'graggen (1980) | two |
| 75774 | Savosavo | edo | | | Wegener (2011) | |
| 21103 | Sawi | nauri | | | Voorhoeve (1975) | |
| 30075 | Sawi | nauri | | | Voorhoeve (1971) | |
| 20058 | Seget | ali | | | Voorhoeve (1975) | |
| 90559 | Selepet | yâhâp | two | | McElhanon (1967) | two |
| 21617 | Semimi | amoi | | | Voorhoeve (1975) | |
| 21337 | Sempan | yamina | | | Voorhoeve (1975) | |
| 26167 | Sentani | be | | | Voorhoeve (1975) | |
| 260879 | Serui-Laut | bo-roe | | | Fabritius (1855) | 2 |
| 25523 | Serui-Laut | boru | | | Voorhoeve (1975) | |
| 244609 | Seta | pəla | | | Laycock (1968) | |
| 202969 | Setaman (Baktamin Dialect) | ɛɾɛp | | | Van Cott and Spencer (2010) | |
| 202832 | Setaman (Ngisokabip Dialect) | ɛɾɛp | | | Van Cott and Spencer (2010) | |
| 202710 | Setaman (Seltamin Dialect) | ɛɾɛp | | | Van Cott and Spencer (2010) | |
| 244610 | Seti | pəna | | | Laycock (1968) | |
| 32167 | Siane | lele | | | SIL (1987) | |
| 74690 | Siane | lele | | | Scott (1978) | |
| 199539 | Siawi | himolo | | | Conrad and Dye (1975) | |
| 125021 | Sihan | erit | | | Z'graggen (1980) | two |
| 214656 | Sikaritai | bɛtia | | | Clouse (1997) | |
| 24919 | Sikaritai | batia | | | Voorhoeve (1975) | |
| 193442 | Sileibi | e:raŋ | | | Z'graggen (1980) | two |
| 26939 | Silimo | biten | | | Bromley (1967) | |
| 22504 | Silimo (South Ngalik Dialect) | pere | | | Voorhoeve (1975) | |
| 244627 | Siliput | wuríkrŋ | | | Laycock (1968) | |
| 125039 | Silopi | beretek | | | Z'graggen (1980) | two |
| 4945 | Simbari | pɨvɨraalna | | | Lloyd (1973) | |
| 244619 | Sinagen | fiyə | | | Laycock (1968) | |
| 180938 | Sinsauru | aile | | | Z'graggen (1980) | two |
