A Shaughnessy-style format is used in today's NHL in an entirely different context—since 2016, the All-Star Game has been contested as a four-team knockout tournament, with each team drawn exclusively from one of the league's four divisions.
From its first season in 2013 through 2020, the National Women's Soccer League used a Shaughnessy playoff (using 1–4 and 2–3 semifinal pairings) to determine its champion.
In NCAA college basketball, one Division I conference uses a Shaughnessy playoff for its postseason tournaments for men and women.
The Premier 15s, launched in autumn 2017 as the new top flight of English women's rugby, uses the same playoff format as the Premiership.
The Shaughnessy system was replaced by a six-team playoff when two South African sides joined the league in 2017–18, bringing it to its current 14-team roster.
[14] Previously, the pure Shaughnessy system had been used to determine the Top 14 champion, but that league's playoffs expanded to six teams starting in 2009–10.
In 2011, the then-ITM Cup split into two divisions, effectively re-creating the three-division system that existed in the National Provincial Championship era.
The playoffs in both the Premiership and Championship divisions use the Shaughnessy system except in World Cup years, in which only the top two teams contest a final.
Since its inception in 2007, the amateur Heartland Championship has used the Shaughnessy system, implemented at the last group stage, to determine the winners of both of its trophies, the Meads and Lochore Cups.
The country's previous attempt to establish a national league, the Australian Rugby Championship, also used a Shaughnessy playoff, but was scrapped after its only season in 2007.