| Jurisdiction: | Diocese |
| Ujjain | |
| Latin: | Dioecesis Uiiainensis |
| Local: | उज्जैन के सूबा |
| Country: | India |
| Province: | Bhopal |
| Rite: | Syro-Malabarese |
| Area Km2: | 18,225 |
| Population: | 4,396,000 |
| Population As Of: | 2010 |
| Catholics: | 3,398 |
| Catholics Percent: | 0.1 |
| Cathedral: | St. Mary’s Cathedral in Ujjain |
| Patron: | Saint Paul |
| Major Archbishop: | Mar Raphael Thattil |
| Bishop: | Sebastian Vadakel |
| Metro Archbishop: | Leo Cornelio |
| Website: | Website of the Diocese |
| Map: | Map of Syro-Malabar Catholic Eparchy of Ujjain.png |
The Syro-Malabar Catholic Eparchy of Ujjain (Ujjain of the Syro-Malabars) is a Syro-Malabar eparchy (Eastern Catholic) in India, part of the rite-specific the Syro-Malabar Catholic Church (Syro-Oriental Rite).
It thus depends on the Roman Congregation for the Oriental Churches, but is simultaneously a suffragan see in the ecclesiastical province of the Latin Metropolitan Archdiocese of Bhopal. Its cathedral episcopal see is St. Mary's Cathedral, in Ujjain, Madhya Pradesh state in central India.
As per 2014, it pastorally served 4,602 Eastern Catholics (0.1% of 6,253,649 total) on 18,441 km2 in 41 parishes and a mission with 93 priests (41 diocesan, 52 religious), 433 lay religious (120 brothers, 313 sisters) and 9 seminarians.
(all Syro-Malabar Rite)