Irish Rugby refers to the sport of rugby union played in Ireland. The game is governed by the Irish Rugby Football Union (IRFU), which oversees both the national team and provincial teams. Ireland competes in international competitions, including the Six Nations Championship and the Rugby World Cup. The Irish national team, known for its distinctive green jerseys, has a rich history and has achieved significant success, including winning the Grand Slam in the Six Nations. The sport is popular across the country, with many clubs and schools promoting rugby at the grassroots level.