Stephanus Muller (born 2 January 1971, Pretoria) is a South African music scholar and writer who has written about South African twentieth-century composition, exile, archiving, language politics, music and apartheid and university institutional transformation. As the last chairman of the Musicological Society of Southern Africa, he was a founding member of the South African Society for Research in Music (SASRIM) in 2006. He also founded the Documentation Centre for Music (DOMUS) in 2005 at Stellenbosch University, and the Africa Open Institute for Music, Research and Innovation (AOI) at the same university in 2016. He received his BMus (performance) from Pretoria University in 1992, MMus (musicology) from the University of South Africa in 1998, and DPhil from the University of Oxford in 2