Question: who has won the most trebles in scottish football
Answer: Club Country Confederation Season / Year ( s ) Titles won Celtic Scotland UEFA 1966 -- 67 Scottish Football League , Scottish Cup , European Cup Ajax Netherlands 1971 -- 72 Eredivisie , KNVB Cup , European Cup PSV Netherlands 1987 -- 88 Eredivisie , KNVB Cup , European Cup Manchester United England 1998 -- 99 Premier League , FA Cup , UEFA Champions League Barcelona Spain 2008 -- 09 La Liga , Copa del Rey , UEFA Champions League Internazionale Italy 2009 -- 10 Serie A , Coppa Italia , UEFA Champions League Bayern Munich Germany 2012 -- 13 Bundesliga , DFB Pokal , UEFA Ch