Msiza, 53, will take office at the conclusion of the 21st Baptist World Congress in Durban in July next year, succeeding John Upton of the United States.
He is the second African elected to the BWA presidency. William Tolbert of Liberia was BWA president from 1965-1970. Tolbert served as president of his country from 1971 until his assassination during a military coup in 1980.
A BWA vice president, Msiza has been actively involved in the BWA since 2000. He sits on the General Council, the Executive Committee, the Nominations Committee, the Congress Committee, the Mission, Evangelism and Theological Reflection Advisory Committee and the Promotion and Development Advisory Committee.
Previously, he served on the BWA Membership Committee, the Commission on Doctrine and Interchurch Cooperation and the Academic and Theological Education Workgroup.
Msiza was president of the All Africa Baptist Fellowship, one of six regional fellowships of the BWA, from 2006-2011 and general secretary of the Baptist Convention of South Africa (BCSA) from 2001-2010.
He is chair of the Local Arrangements Committee for next year's Baptist World Congress. The congress, the first of which was held in 1905, is normally held every five years and is the largest international gathering for Baptists. It marks the transition of the BWA presidency. The 21st congress in Durban will be the first in Africa.
Msiza was trained at the Hebron Teacher Training College and worked bi-vocationally as a pastor and school teacher from 1988 until he became founding principal of the Baptist Convention College in 1995, from where he left to become BCSA general secretary.
He holds diplomas and degrees from the University of Witwatersrand, the University of South Africa, the Baptist Theological Seminary of Southern Africa and the Baptist Bible Institute.
He pastors Peniel-Salem Baptist Church in Pretoria, and has been married to Sanna Mapula since 1986 and they have three sons.
The 12 vice presidents-elect are Michael Okwakol, Uganda, Ernest Adu-Gyamfi, Ghana, Tapan Chowdhury, Bangladesh, Miyon Chung, South Korea, Anslem Warrick, Trinidad and Tobago, Jules Casseus, Haiti, Dimitrina Oprenova, Bulgaria, Jan Saethre, Norway, Naomi Tyler-Lloyd and Jerry Carlisle of the United States, Jorge Quinteros, Chile, and Luiz Roberto Silvado, Brazil. Saethre of Norway will serve as first vice president.
European Baptist Federation General Secretary Tony Peck, praised the choice. Commenting on the EBF Facebook stream, he wrote, 'Paul is a friend and wise Christian brother to any of us.'