The men's decathlon competition at the 2009 Summer Universiade took place on 8 and 9 July 2009 in the Stadion Crvena Zvezda in Belgrade, Serbia.
Wind:Heat 1: +0.5 m/s, Heat 2: -2.2 m/s Wind:Heat 1: +0.3 m/s, Heat 2: -0.7 m/s