Education
He studied at Virginia Theological Seminary, in Alexandria, United States, where he graduated in 1992.
He studied at Virginia Theological Seminary, in Alexandria, United States, where he graduated in 1992.
He is the current Bishop of the Diocese of Dar es Salaam. Mokiwa was Bishop of the Diocese of Dar es Salaam when he was elected the new Archbishop of Tanzania in a special session held during the General Synod of his church in Dodoma, on 28 February 2008. He was installed in Dodoma on 25 May 2008, succeeding Donald Mtetemela.
He supported the Anglican realignment, attending the Global Anglican Future Conference in Jerusalem, in 2008, and shortly after, the Lambeth Conference.
He lost the reelection in a controversial runoff on 21 February 2013 to Jacob Chimeledya, amid fraud charges, his successor would be enthroned on 19 March 2013. He has remained as Bishop of Dar es Salaam but decided not to attend GAFCON II, held in Nairobi, Kenya, in October 2013.