340,000 (2000 census), increasing.
Sulawesi Selatan Province, Luwu and North Luwu regencies. Main area along the northwest coast; Bone bay; west in Bastem subdistrict, along Rongkong river valley past Salutallang village; Seko Lemo subdialect spoken in its own enclave in Uro valley, northwest of Sallutallang; enclave of Rongkong speakers in East Luwu regency, Nuha subdistrict near Soroako.
Latin script [Latn].
Different from Toraja-Sa’dan (Tae’) [sda]. Different from the Bugis-Luwu dialect of Bugis [bug]. Different from the Bugis-speaking “Toala” identified by P. and F. Sarasin (1903). “Toala’” is a pejorative Bugis exonym meaning forest people. Rongkong dialect has Seko Lemo, Rongkong Atas (Rongkong-Kanandede) and Rongkong Bawah (Sabbang) subdialects. Bua dialect has Bajo (Palili’) and Bastem (“Toala’”) subdialects. Muslim.