[1][7] This list includes clubs who have won their country's top-tier league and the primary cup competition (the double), in addition to the major continental tournament, all within a single season.
Tokyo Verdy of Japan and Barcelona of Spain are the only clubs to win continental trebles for both their men's and women's sections, completing the feat in 2019 and 2021, respectively.
[8][9] Barcelona is the only club to win multiple trebles with both their men's and women's team, completing the feat in 2024.
Twenty-two men's clubs have achieved the feat with 30 occurring in total, the first being Celtic of Scotland in May 1967, and then TP Mazembe (then known as FC Englebert) of what was then the Republic of the Congo in November 1967.
[3] No South American team has achieved the feat with the above stipulations, making it the only continent to never have a continental treble winner.
[a] Five men's clubs have won the continental treble two or more times: Al Ahly of Egypt, Auckland City of New Zealand, Barcelona of Spain, Bayern Munich of Germany and Cruz Azul of Mexico.
Domestic trebles that might include super cups, or regional titles, are considered to have an "asterisk" attached to it for not being perceived as a "genuine" achievements.