Bukit Barisan ko Duwatsu Barisan wani tsaunuka ne a yammacin Sumatra, Indonesia, wanda ya kai kusan kilomita 1,700 (1,050 mi) daga arewa zuwa kudancin tsibirin. Yankin Bukit Barisan ya ƙunshi manyan duwatsu masu aman wuta da aka lulluɓe a cikin dazuzzukan daji masu yawa, gami da dazuzzukan ciyayi masu zafi na Sumatran a kan tudu mafi tsayi. Mafi girman kololuwar zangon shine Dutsen Kerinci a tsawon mita 3,800 (12,467 ft). Wurin shakatawa na Bukit Barisan Selatan yana kusa da ƙarshen iyakar. Sunan Bukit Barisan a haƙiƙa yana nufin "jere na tuddai" ko "tsaunukan da ke yin jere" a cikin Malay, don kewayon ya kai ƙarshen tsibirin Sumatra. Akwai aman wuta guda 35 a cikin Bukit Barisan. Babban dutsen mai aman wuta mafi girma shine Toba mai aman wuta mai nisan kilomita 100 (mil 62) × 30 km (mil mil 19) Tafkin Toba, wanda aka ƙirƙira bayan rushewar caldera (est. a cikin 74,000 Kafin Zuwan). An kiyasta fashewar ya kasance a mataki na takwas akan ma'aunin VEI, mafi girma da zai iya yin aman wuta.