湯加話

湯加話係種南島語系語言，亦係湯加嘅官方語言，有約莫20萬人用。基本語序係VSO。

文獻
C.Maxwell Churchward, Tongan Grammar. 1999. Tonga: Vavaʼu Press  (previously: 1953. London: Oxford University Press ; 1985. Tonga: Vavaʼu Press )
C.Maxwell Churchward, Tongan Dictionary: Tongan-English and English-Tongan. 1999. Tonga: Vavaʼu Press (previsouly: 1959. London : Oxford University Press)
Edgar Tuʻinukuafe, A Simplified Dictionary of Modern Tongan. 1993. Polynesian Press , 
Harry Feldman, Some Notes on Tongan Phonology. 1978. Oceanic Linguistics 17. 133–139.

Planet Tonga 
Ethnologue on Tongan 
Omniglot on Tongan 
Ten Minute Guide to Tongan
Basic Tongan-English and English-Tongan Dictionary

南島語系
湯加