| Jurisdiction: | Diocese |
| Ciudad Guzmán | |
| Latin: | Dioecesis Guzmanopolitana |
| Local: | Diócesis de Ciudad Guzmán |
| Country: |  Mexico |
| Metropolitan: | Ciudad Guzmán, Jalisco |
| Province: | Province of Guadalajara |
| Area Sqmi: | 3,213 |
| Population: | 442,400 |
| Population As Of: | 2006 |
| Catholics: | 416,170 |
| Catholics Percent: | 94.1 |
| Parishes: | 52 |
| Denomination: | Roman Catholic |
| Rite: | Roman Rite |
| Established: | 25 March 1972 (years ago) |
| Cathedral: | Cathedral of St. Joseph |
| Bishop: | Óscar Armando Campos Contreras |
| Metro Archbishop: | Francisco Robles Ortega |
| Emeritus Bishops: | Braulio Rafael León Villegas |
| Map: | Roman Catholic Diocese of Ciudad Guzman in Mexico.jpg |
The Roman Catholic Diocese of Ciudad Guzmán (la|Dioecesis Guzmanopolitana) (erected 25 March 1972) is a suffragan diocese of the Archdiocese of Guadalajara, in Jalisco, Mexico. The diocesan seat is the Cathedral of San José, Ciudad Guzmán.