The Holy Father, Pope Francis, announced on February 6, 2021 the appointment of Fr. Luis Marin de San Martin, OSA as the undersecretary of the Synod of Bishops, nominating him the titular bishop of Suliana. At the time of appointment, he was one of the Assistant Generals of the Order overseeing the South European region of Malta, Italy, and Spain.
Two months after, on April 11, 2021, Fr. Marin was ordained bishop at the Santa María la Real de la Almudena Cathedral, Madrid, Spain by Carlos Cardinal Osoro Sierra, Archbishop of Madrid.
Bishop Luis Marín de San Martín, OSA was born on 21 August 1961 in Madrid, Spain. He gave his first vows in the Order of Saint Augustine on 5 September 1982, and his solemn vows on 1 November 1985.
He was ordained a priest on 4 June 1988. He was awarded a doctorate in sacred theology at the Universidad Pontificia Comillas of Madrid. He has held a number of offices, including, formator of the Tagaste Major Seminary, Los Negrales (1996-1999); Provincial Counsellor (1999-2002); Prior of the monastery of Santa María de La Vid (2002-2008); and professor of theology in the Augustinian Centres in Los Negrales, San Lorenzo de El Escorial and Valladolid.
Since 2004, he has served as visiting lecturer at the Facultad de Teología del Norte de España in Burgos. He is the Archivist General of the Order, General Assistant of the Augustinians, and President of the Institutum Spiritualitatis Augustinianae.