Alemayehu Atomsa (Harshen Amharic: አለማየው ፡ አቶምሳ  ; 12 ga Fabrairu 1969 – 6 Maris 2014) ɗan siyasan Habasha ne. Ya yi aiki a matsayin shugaban yankin Oromo, mafi girma daga cikin yankunan ƙasar, daga shekarar 2010 har zuwa lokacin da ya sake ajiye aiki saboda rashin lafiya a 2014. An haifeshi a Bonaya Boshe, Welega . Atomsa ya mutu ne daga guba da ya ci a ranar 6 ga Maris 2014 a asibitin kasa da kasa na Bumrungrad da ke Bangkok, Thailand . Ya kasance shekaru 45. "Alemayehu Atomsa dies at age 45 after battle with "typhoid fever"". Awramba Times. 11 April 2014. Retrieved 6 March 2014.