For the sport hammer throw, the top three athletes were Ivan Tsikhan, Vadim Devyatovskiy and Koju Murofushi in 2007.
Ivan Tsikhan (BLR) Vadim Devyatovskiy (BLR) Koji Murofushi (JPN) 1 2 3 The "hammer" used in this sport is not like any of the tools also called by that name. 
