125th Anniversary of the Erection of the Diocese of Trincomalee was celebrated on Saturday the 25th of August 2018 at St. Mary's Cathedral, Trincomalee.
Rt. Rev. Dr. Justin Gnanapragasam, Bishop of Jaffna, Rt. Rev. Dr. Joseph Ponniah, Bishop of Batticaloa, Rt. Rev. Dr. J. Kingsley Swampillai, Bishop Emeritus, Provincial Superiors of Religious Congregations, Priests, Religious and Lay faithful from all parishes were present for the Celebration.