Reliable details are not available about when it was first introduced. It was re-introduced due to the efforts of the Teachers’ Guild in 1966. At the All Ceylon Public School Tennis Tournament St. Patrick’s won the Outstation Schools Championship in 1968 and 1972. A new Tennis court was laid in the Mathuram Square and was opened by Rev. Fr. Francis Joseph on 24th June 1984. At present the College has got another Tennis court in front of the Mathews Block. The College continues to shine in Tennis.