Old Belvedere R.F.C. is a senior Irish rugby union club based on Anglesea Road in Ballsbridge, Dublin, Ireland. Old Belvedere was originally founded in 1918–19 by former pupils of Belvedere College. Old Belvedere enters senior men's teams in the All-Ireland League, the Leinster Senior League and the Leinster Senior Cup. In 2010–11 they were All-Ireland League champions. Between 1940 and 1946 the club won the Leinster Senior Cup seven times in a row. This remains a competition record. Old Belvedere also enters men's and women's teams in various senior, junior and youth leagues.