The 1989–90 European Cup was the 35th edition of Europe's premier club football tournament, the European Cup. The final was played at the Praterstadion in Vienna on 23 May 1990. The final was contested by Italian defending champions Milan and Portuguese twice former winners Benfica. Milan successfully defended their title with a 1–0 victory, securing their fourth European Cup trophy. Milan remained the last team to successfully defend their trophy until Real Madrid did it again in 2017. Arsenal were denied a place in the competition, as this was the last year of a ban from European competitions for English clubs following the Heysel Stadium disaster of 1985.
Due to fan incidents at the match, Sparta Prague were punished with a stadium ban, being ordered to play their next European home match at least 300 kilometres (190 mi) from Prague.
^Match was played in Trnava due to a stadium ban of Sparta's home ground as a result of fan incidents at their European Cup first round home match versus Fenerbahçe and UEFA's subsequent punishment to play the next home match at least 300 kilometres (190 mi) away from Prague.