The Premier League has teams in all three European competitions as we enter the quarter-final stage.
No country has won all three in the same season, although the Conference League is only in its fourth campaign.
Aston Villa and Arsenal are representing England in the Champions League, with Manchester United and Tottenham in the Europa League and Chelsea in the Conference League.
Scotland also has a team still in Europe, with Rangers into the Europa League quarters too.
BBC Sport looks at the chances of a clean sweep.