Shumcho
Shuswap
Shuwa-Zamani
Shwai
Shwe Palaung
Sialum
Siamou
Sian
Siane
Siang
Siar-Lak
Siawi
Sibe
Siberian Tatar
Sibu Melanau
Sicanian
Sicel
Sichuan Yi
Sicilian
Sìcìté Sénoufo
Siculo Arabic
Sidamo
Sidetic
Sie
Sierra de Juárez Zapotec
Sierra Leone Sign Language
Sierra Negra Nahuatl
Sighu
Sihan
Sihuas Ancash Quechua
Sika
Sikaiana
Sikaritai
Sikiana
Sikkimese
Siksika
Sikule
Sila
Silacayoapan Mixtec
Sileibi
Silesian
Silimo
Siliput
Silopi
Silt'e
Simaa
Simba
Simbali
Simbari
Simbo
ISO 639-3 Reference Names