| 20054 | Seget | tale | | | Voorhoeve (1975) | |
| 158946 | Selepet | dewutɔ | | | McElhanon and Voorhoeve (1970) | sun |
| 90825 | Selepet | dewutâ | sun | | McElhanon (1967) | sun |
| 21613 | Semimi | tende | | | Voorhoeve (1975) | |
| 158859 | Sempan | yowi | | | McElhanon and Voorhoeve (1970) | sun |
| 21333 | Sempan | yowi | | | Voorhoeve (1975) | |
| 158953 | Sene | wɔgo | | | McElhanon and Voorhoeve (1970) | sun |
| 158892 | Sentani | hu | | | McElhanon and Voorhoeve (1970) | sun |
| 26163 | Sentani | hu | | | Voorhoeve (1975) | |
| 25519 | Serui-Laut | wo | | | Voorhoeve (1975) | |
| 243738 | Seta | kepli | | | Laycock (1968) | |
| 228543 | Seta | kebɩli | | | SIL (2000) | |
| 202943 | Setaman (Baktamin Dialect) | ɑtɑn | | | Van Cott and Spencer (2010) | |
| 202807 | Setaman (Ngisokabip Dialect) | ɑtɑn | | | Van Cott and Spencer (2010) | |
| 202685 | Setaman (Seltamin Dialect) | ɑtɑn | | | Van Cott and Spencer (2010) | |
| 243739 | Seti | ko:fəni | | | Laycock (1968) | |
| 158937 | Sialum | karip | | | McElhanon and Voorhoeve (1970) | sun |
| 32138 | Siane | ho' | | | SIL (1987) | |
| 74411 | Siane | fo | | | Scott (1978) | |
| 32510 | Siane | fo | | | Salisbury (1956) | |
| 32622 | Siane (Kovena Dialect) | homai | | | Salisbury (1956) | |
| 124225 | Sihan | a:siʔ | | | Z'graggen (1980) | sun |
| 124224 | Sihan | ʌ:ma | | | Z'graggen (1980) | sun |
| 216687 | Sikaritai | sɛja | | | Clouse (1997) | |
| 193041 | Sileibi | ina | | | Z'graggen (1980) | sun |
| 26930 | Silimo | mo | | | Bromley (1967) | |
| 243756 | Siliput | olok | | | Laycock (1968) | |
| 124244 | Silopi | u:n | | | Z'graggen (1980) | sun |
| 4957 | Simbari | nilya | | | Lloyd (1973) | |
| 4883 | Simbari | kwɨnja | | | Lloyd (1973) | |
| 243748 | Sinagen | xahi | | | Laycock (1968) | |
| 258005 | Sinaugoro | ɣaro | | | Dutton (1970) | sun |
| 180232 | Sinsauru | ʌːsi | | | Z'graggen (1980) | sun |
| 180231 | Sinsauru | gʌgie | | | Z'graggen (1980) | sun |
| 180239 | Siroi | ki | | | Z'graggen (1980) | sun |
| 30706 | Skou | rãã́ | | | Voorhoeve (1971) | |
| 23778 | Skou | rãã | | | Voorhoeve (1975) | |
| 213705 | Som | murum | | | SIL (1968) | |
| 158912 | Som | murum | | | McElhanon and Voorhoeve (1970) | sun |
| 158942 | Somba-Siawari (Burum Dialect) | weǥʌn | | | McElhanon and Voorhoeve (1970) | sun |
| 90833 | Somba-Siawari (Burum Dialect) | welgân | sun | | McElhanon (1967) | sun |
| 90828 | Somba-Siawari (Mindik Dialect) | wehon | sun | | McElhanon (1967) | sun |
| 158943 | Somba-Siawari (Mindik Dialect) | weǥʌn | | | McElhanon and Voorhoeve (1970) | sun |
| 15805 | Sonia | of | | | Shaw (1986) | |
| 180246 | Sop | mokoi | | | Z'graggen (1980) | sun |
| 180245 | Sop | sida | | | Z'graggen (1980) | sun |
| 2411 | Southern Kiwai (Tureture Dialect) | hiwio | | | Wurm (1973) | |
| 158888 | Southern Kiwai (Tureture Dialect) | hiwio | | | McElhanon and Voorhoeve (1970) | sun |
| 158886 | Southern Kiwai | saʔi | | | McElhanon and Voorhoeve (1970) | sun |
| 17355 | Southern Kiwai | saʔi | | | Wurm (1973) | |
