Rukwa Region
Jaka Mgwabi Mwambi was a Tanzanian politician and diplomat. Mwambi is a former Regional Commissioner of Rukwa Region, Tanga Region and Iringa Region and was Deputy Secretary-General of the Chama Cha Mapinduzi party, until he was replaced by George Mkuchika, a Member of Parliament from Newala district, in November 2007.