Mustafa Denizli (born 10 November 1949 in Alaçatı) is a former Turkish football player and now a coach who most recently manages Khazar Lankaran. He has managed many Turkish notable football clubs, including "Istanbul Big Three" (Fenerbahçe, Galatasaray and Beşiktaş) and has won the Süper Lig title three times. He is currently the only manager in history to win the Süper Lig with three different clubs. He also has worked outside of Turkey with Alemannia Aachen in Germany, Pas and Persepolis in Iran and Khazar Lankaran in Azerbaijan. He managed the Turkish national team for four years and reached the quarter-finals of Euro 2000. On 23 December 2011, he was returned to his former club, Persepolis but resigned at the end of the season. He spent 17 years with his hometown club Altay in İzmir, gaining a reputation as one of the best left-sided forwards in the league.