Stellah Nantumbwe ko Stella Nantumbwe, amma anfi saninta da Ellah yar'fim din kasar Uganda ce, shahararriya a jarida, Kuma wacce tazama na 2013/2014 Miss Uganda. Ta wakilci kasarta Uganda a shirin Big Brother Africa, a 2014. An haife ta a Uganda ga Angella Nakiyonga da Rogers Nsereko, circa 1991. Itace yar'auta, daga gidan ya'ya goma sha biyu. Stella tayi makarantar Buganda Road Primary School da Kabojja Junior School domin karatunta na firamare. Ta koma Kabojja International Secondary School dan yin O-Level. Ta kuma tafi Vienna College Namugongo, dan yin karatun ta na A-Level. Sannan ta shiga Jami'ar Greenwich dake a Gabashin London, a United Kingdom, ta kammala da digiri na Bachelor of Science a fannin Business Computing, a 2012. A 2013, a sanda take shekara goma sha biyu, Ellah ta fito a Miss Uganda koma an rawana ta Miss Uganda Central Region. At the national beauty pageant competition, held at the Kampala Serena Hotel. On 13 July 2014, Stellar won the Miss Uganda crown and was also voted Miss Popularity. A watan Satummba na 2013, Stella ta wakilci Uganda a Miss World 2013, a Bali, Indonesia.