The Roman Catholic Diocese of San Juan de la Maguana () (erected 25 September 1953 as the Territorial Prelature of San Juan de la Maguana, elevated 19 November 1969) is a suffragan diocese of the Archdiocese of Santo Domingo.
Bishops Ordinaries Tomás Francisco Reilly, C.SS.R. (1956–1977) Ronald Gerard Connors, C.SS.R. (1977–1991) José Dolores Grullón Estrella (1991–2020) Tomás Alejo Concepción (2020– )
Coadjutor bishop Ronald Gerard Connors, C.SS.R. (1976–1977)
Territorial losses Year Along with To form 1976 Diocese of Barahona
External links and references