John MacWilliam  John Gordon MacWilliam, M. Afr. (born 20 November 1948) is a British Roman Catholic bishop and former soldier. Since 2017, he has been the Bishop of Laghouat in Algeria. From 1968 to 1984, he was an officer of the Queen's Regiment in the British Army. After leaving the military, he joined the White Fathers, making his vows in 1991 and being ordained priest in 1992. After studying in London and in Rome, he ministered in Algeria and in Tunisia. In 2015, he was appointed Superior Provincial of the White Fathers for North Africa. MacWilliam was born on 20 November 1948 in Wimbledon, London, England. He was educated at a Catholic school (Worth School) and at a number of military schools due to his father's military career. MacWilliam underwent officer training at the Royal Military Academy Sandhurst. On 20 December 1968, he was commissioned into the Queen's Regiment, British Army, as a second lieutenant. He was promoted to lieutenant on 20 June 1970, and to captain on 20 December 1974. Having attended the Staff College, Camberley, he was promoted to major on 30 September 1981. He retired from the British Army on 21 August 1984. He had seen active service in Northern Ireland during The Troubles, and in Oman. Having left the British Army, MacWilliam joined the Missionaries of Africa, a Roman Catholic society of apostolic life, who are also known as the White Fathers. From 1984 to 1986, he studied philosophy at Society's Missionary Institute in London. He spent 1986 and 1987 in Fribourg, Switzerland, and then spent two years training in the Maghreb. From 1989 to 1992, he studied theology in London. In December 1991, MacWilliam made his vows thereby becoming a professed member of the Missionaries of Africa (M. Afr.). He was ordained as a deacon in December 1991 and as a priest on 4 July 1992. He then continued his studies, studying Islam at the Pontifical Institute of Arab and Islamic Studies in Rome between 1992 and 1995. In 1994, four members of the White Father mission in Tizi Ouzou, Algeria, were murdered in their home. In 1995, MacWilliam volunteered to go to Algeria to re-open the mission in Tizi Ouzou. He served in Algeria between 1995 and 2008, during which violence against Christians increased and the Civil War was fought. He then worked in Tunisia. He has served as Superior Provincial for North Africa (covering Algeria and Tunisia) since 2015.