Siwi
Siwu
Siyin Chin
Skagit
Skalvian
Skepi Creole Dutch
Skolt Sami
Skou
Slave (Athapascan)
Slavomolisano
Slovak
Slovakian Sign Language
Slovenian
Small Flowery Miao
Smärky Kanum
Snohomish
Sô
So'a
Sobei
Sochiapam Chinantec
Sochiapan Chinantec
So (Democratic Republic of Congo)
Soga
Sogdian
Soi
Sok
Sokoro
Solano
Soli
Solomon Islands Sign Language
Solong
Solos
Som
Somali
Somba-Siawari
Somrai
Somray
Somyev
Sonaga
Sonde
Songe
Songlai Chin
Songo
Songomeno
Songoora
Sonha
Sonia
Soninke
Sonsorol
Soo
ISO 639-3 Print Names