Masilo John Selemela (born 13 January 1972) is a South African Catholic prelate who serves as auxiliary bishop of the Roman Catholic Archdiocese of Pretoria, in the Republic of South Africa since 16 July 2022. He was appointed bishop by Pope Francis. Before that, from 12 June 1999 until 16 July 2022, he was a priest of the Catholic Diocese of Tzaneen. He was concentrated bishop in Pretoria, by Dabula Anthony Mpako, Archbishop of Pretoria on 3 September 2022. While auxiliary bishop, he concurrently serves as Titular Bishop of Nachingwea.
He was born on 13 January 1972 in Magoebaskloof, Diocese of Tzaneen, Limpopo, in South Africa. He studied at the Saint Paul's Minor Seminary for his propaedeutic year in 1991. He studied philosophy at the Saint Peter's Major Seminary in Hammanskraal, Gauteng from 1992 until 1993. He studied theology at the St John Vianney Seminary, Pretoria from 1994 until 1998. He studied in Rome, Italy from 2006 until 2011, graduating with a Licentiate and a Doctorate in Dogmatic Theology from the Pontifical Urban University and a Diploma in "Canonical Administrative Practice" from the Dicastery for the Clergy.
On 12 June 1999, he was ordained a priest for the Diocese of Tzaneen. He served as a priest until 16 July 2022. While a priest, he served in various roles and locations, including:
On 16 July 2022, Pope Francis appointed Reverend Father Monsignor Masilo John Selemela, of the clergy of Tzaneen, as Auxiliary Bishop of the Ecclesiastical Metropolitan Province of Pretoria. He was concurrently assigned as Titular Bishop of Nachingwea. He was consecrated at Pretoria on 3 September 2022. The Principal Consecrator was Dabula Anthony Mpako, Archbishop of Pretoria assisted by , Bishop of Tzaneen and Vincent Mduduzi Zungu, Bishop of Port Elizabeth. Bishop Masilo John Selemela continues to serve in that capacity.