Mwele Ntuli Malecela (26 Maris 1963 - 10 Fabrairu 2022) ma'aikacin farar hula ce 'yar kasar Tanzaniya wanda ta kasance babban jami'in Majalisar Dinkin Duniya kuma darektan Sashen Kula da Cututtukan wurare masu zafi da aka yi watsi da su a hedikwatar Hukumar Lafiya ta Duniya da ke Geneva, Switzerland. Mahaifinta, John Malecela, ya rike manyan mukamai na siyasa a Tanzaniya, ciki har da na Firayim Minista da Mataimakin Shugaban kasa na farko, Ministan Harkokin Waje, Wakilin dindindin a Majalisar Dinkin Duniya da Babban Kwamishinan Kasa a Burtaniya. Bayan ta kammala karatun ta a Zoology a Jami'ar Dar es Salaam, ta shiga Cibiyar Nazarin Kiwon Lafiya ta Tanzaniya (NIMR) a cikin 1987, inda ta yi aiki a Cibiyar Amani don gudanar da bincike kan lymphatic filariasis. Bayan haka, ta ci gaba da karatunta a Makarantar Kiwon Lafiya da Lafiya ta Landan, inda ta kammala MSc (1990) da PhD (1995). Ta ci gaba da bincikenta a NIMR daga baya, kuma ta zama Daraktan Gudanar da Bincike da Ci gaba (DRCP) a cikin 1998 kafin ta ci gaba da zama Darakta na shirin Lymphatic Filariasis a 2000, wanda yanzu yake aiki a gundumomi 53 (yawan jama'a: mutane miliyan 13).