Roman Catholic Diocese of Winona–Rochester
Diocese of Winona–Rochester Dioecesis Vinonaënsis–Roffensis  | |
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Coat of arms  | |
| Location | |
| Country | United States | 
| Territory | 20 counties across southern Minnesota | 
| Ecclesiastical province | Saint Paul and Minneapolis | 
| Statistics | |
| Area | 12,282 sq mi (31,810 km2) | 
Population
 
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| Parishes | 114 | 
| Information | |
| Denomination | Catholic | 
| Sui iuris church | Latin Church | 
| Rite | Roman Rite | 
| Established | November 26, 1889 (135 years ago) | 
| Cathedral | Cathedral of the Sacred Heart (Winona) | 
| Co-cathedral | Co-Cathedral of St. John the Evangelist (Rochester) | 
| Patron saint | Blessed Virgin Mary | 
| Current leadership | |
| Pope | Leo XIV | 
| Bishop | Robert Barron | 
| Metropolitan Archbishop | Bernard Hebda | 
| Bishops emeritus | Bernard Joseph Harrington John Michael Quinn  | 
| Map | |
| Website | |
| dowr.org | |
The Diocese of Winona–Rochester (Latin: Dioecesis Vinonaënsis-Roffensis) is a Latin Church ecclesiastical territory, or diocese, of the Catholic Church in Southern Minnesota in the United States. It is a suffragan diocese in the ecclesiastical province of the metropolitan Archdiocese of Saint Paul and Minneapolis.
The mother church of the Diocese of Winona–Rochester is the Cathedral of the Sacred Heart in Winona, with the Co-Cathedral of St. John the Evangelist located in Rochester.