| Jurisdiction: | Diocese |
| Gregorio de Laferrere | |
| Latin: | Dioecesis Gregorii de Laferrere |
| Local: | Diócesis de Gregorio de Laferrere |
| Country: |  Argentina |
| Metropolitan: | Buenos Aires |
| Province: | Buenos Aires |
| Area Km2: | 1,393 |
| Population: | 714,000 |
| Population As Of: | 2006 |
| Catholics: | 644,000 |
| Catholics Percent: | 90.2 |
| Parishes: | 26 |
| Denomination: | Roman Catholic |
| Rite: | Roman Rite |
| Established: | 25 November 2000 (years ago) |
| Cathedral: | Cathedral of Christ the King in Gregorio de Laferrère |
| Patron: | Christ the King |
| Bishop Title: | Bishop |
| Metro Archbishop: | Mario Aurelio Poli |
| Emeritus Bishops: | Juan Horacio Suárez Bishop Emeritus (2000-2013) |
The Roman Catholic Diocese of Gregorio de Laferrere (erected 25 November 2000) is in Argentina and is a suffragan of the Archdiocese of Buenos Aires.