Parliament of Ireland was created in 1297.
League of Ireland Cup was created in 1973.
All-for-Ireland League was created in 1909.
Women's National League - Ireland - was created in 2011.
League of Ireland Premier Division was created in 1985.
League of Ireland First Division was created in 1985.
All-Ireland League - rugby union - was created in 1990.
Women's Premier League - Northern Ireland - was created in 2004.
The Totteridge XI was created in 1897.
London XI was created in 1955.
Ebase Xi was created in 2002.
The Xi Effect was created in 1950.