| Jurisdiction: | Diocese |
| Kyoto | |
| Local: | Japanese: カトリック京都教区 |
| Latin: | Dioecesis Kyotensis |
| Country: |  Japan |
| Territory: | Kyoto, Shiga, Nara, and Mie |
| Metropolitan: | Osaka 大阪 |
| Province: | Osaka 大阪 |
| Rite: | Latin Rite |
| Cathedral: | St. Francis Xavier Cathedral, Kyoto |
| Area Km2: | 18,095 |
| Population: | 7,314,195 |
| Population As Of: | 2004 |
| Catholics: | 19,198 |
| Catholics Percent: | 0.3 |
| Bishop: | Paul Yoshinao Otsuka |
| Metro Archbishop: | Thomas Aquino Manyo Maeda |
| Map: | Giappone - Diocesi di Kyoto.png |
| Website: | Website of the Diocese |
The Diocese of Kyoto (Latin: Dioecesis Kyotensis, Japanese: カトリック京都教区 ) is a diocese of the Latin Church of the Catholic Church located in the city of Kyoto in the ecclesiastical province of Roman Catholic Archdiocese of Osaka in Japan.
On June 17, 1937, Apostolic Prefecture of Kyoto was established from the territory of the Diocese of Osaka.
On July 12, 1951, the apostolic prefecture was raised to a diocese by Pope Pius XII through the papal bull "Inter supremi".
The diocese's cathedral is the St. Francis Xavier Cathedral, Kyoto dedicated in November 1972.