Leinster vs Munster rivalry statistics

Leinster and Munster have played over 140 times since 1927, with Leinster winning approximately 60% of matches historically. Munster won the rivalry during the 1970s-80s golden era but Leinster has dominated since the professional era began in 1995. The provinces have contested multiple Heineken Cup finals, with Leinster winning four titles to Munster's two.