Grand Slam (rugby union) Grand Slam (rugby union) In rugby union, a Grand Slam (Irish: "Caithréim Mhór". Welsh: "Y Gamp Lawn". French: "Grand Chelem") occurs when one team in the Six Nations Championship (or its Five Nations predecessor) manages to beat all the others during one year's competition. This has been achieved 39 times in total, for the first time by Wales in 1908, and most recently by Ireland in 2018. The team to have won the most Grand Slams is England with 13. In another context, a Grand Slam tour refers to a touring side – South Africa, Australia or New Zealand –
Grand Slam (PBA) Grand Slam (PBA) A team's Grand Slam in the Philippine Basketball Association (PBA) is winning all three conference championships (tournaments) in a single season. As of 2018, this has been accomplished five times by four teams and four coaches since the league's inception in 1975. In the 1970s, 1980s, and 1990s, at least one team swept the championships in one season. The decade 2000–2009 had no Grand Slam winner because of adjustments to the league calendar in 2004, in which the start of the season was moved from January to October and the number of conferences per season was reduced