Rang
Rangkas
Ranglong
Rangpuri
Rao
Rapa
Rapanui
Rapoisi
Rapting
Rara Bakati'
Rarotongan
Rasawa
Ratagnon
Ratahan
Rathawi
Rathwi Bareli
Raute
Ravula
Rawa
Rawang
Rawat
Rawngtu Chin
Rawo
Rayón Zoque
Razajerdi
Rāziḥī
Red Gelao
Reel
Rejang
Rejang Kayan
Reli
Rema
Rembarrnga
Rembarunga
Rembong
Remo
Remontado Dumagat
Rempi
Remun
Rendille
Rengao
Rennell-Bellona
Rennellese Sign Language
Repanbitip
Rerau
Rer Bare
Rerep
Reshe
Resígaro
Retta
ISO 639-3 Reference Names