Ireland national rugby union team tournament. It is contested against England, France, Italy, Scotland and Wales. Ireland was a member of the inaugural Home Nations in 1883, with France and Italy joining later to form the Five and Six Nations respectively. Ireland won their first championship in 1894, also winning the Triple Crown. Ireland's first Grand Slam occurred in the 1948 season and their second in the 2009 season. In total Ireland have been outright champions on fourteen occasions following their title in the 2018 Six Nations Championship and have nine shared wins. Ireland won their third ever Grand Slam in the 2018 Six Nations
Grand Slam (tennis) achieving the Career Grand Slam: Only six players have completed a Career Grand Slam in both singles and doubles: one male (Roy Emerson) and five female (Margaret Court, Doris Hart, Shirley Fry Irvin, Martina Navratilova, and Serena Williams). Court, Hart and Navratilova are the only three players to have completed a "Career Boxed Set", winning all four titles in singles, doubles, and mixed doubles; this has never been done by a male player. The remainder of this section is a complete list, by format, of all players who have won the Career Grand Slam. Players are ordered chronologically by their