The 2005 UEFA Champions League final was the final match of the 2004–05 UEFA Champions League, Europe's primary club football competition. The showpiece event was contested between Liverpool of England and Milan of Italy at the Atatürk Olympic Stadium in Istanbul, Turkey on 25 May 2005. Liverpool, who had won the competition four times, were appearing in their sixth final, and their first since 1985. Milan, who had won the competition six times, were appearing in their second final in three years and tenth overall.

The 2004–05 UEFA Champions League was the 50th season of UEFA's premier European club football tournament, and the 13th since it was rebranded as the UEFA Champions League in 1992. The competition was won by Liverpool, who beat Milan on penalties in the final, having come back from 3–0 down at half-time. Liverpool captain Steven Gerrard was named as UEFA's Footballer of the Year for his key role in the final and throughout the Champions League season. The final, played at the Atatürk Olympic Stadium in Istanbul, Turkey, is often regarded as one of the best in the history of the tournament.