The Roman Catholic Diocese of Marília () is a diocese located in the city of Marília in the ecclesiastical province of Botucatu in Brazil.
History February 16, 1952: Established as Diocese of Marília from the Diocese of Lins
Bishops Bishops of Marília (Roman rite), in reverse chronological order: Bishop Luiz Antônio Cipolini (2013.05.08 - present) Bishop Osvaldo Giuntini (1992.12.09 – 2013.05.08) Bishop Daniel Tomasella, OFMCap (1975.04.23 – 1992.12.09) Archbishop (personal title) Hugo Bressane de Araújo (1954.10.07 – 1975.04.23)
Coadjutor bishops Daniel Arnaldo Tomasella, OFMCap (1975) Osvaldo Giuntini (1987-1992)
Auxiliary bishops Daniel Arnaldo Tomasella, OFMCap (1969-1975), appointed Coadjutor here Osvaldo Giuntini (1982-1987), appointed Coadjutor here
Another priest of this diocese who became bishop Paulo Roberto Beloto, appointed Bishop of Formosa, Goias in 2005
Sources GCatholic.org Catholic Hierarchy Diocese website