Barcelona: Jamaican sprinter Usain Bolt on Saturday won the IAAF World Athlete of the Year award for the fourth time over United States hurdler Aries Merritt and Kenyan runner David Rudisha.
Bolt who defended his 100 and 200 meter gold medals at 2012 London Olympics, had previously won the award in 2008, 2009, and 2011.
United States sprinter Allyson Felix won the women`s World Athlete of the Year award. The other finalists were Valerie Adams and Jessica Ennis.
The awards were announced on the final day of the IAAF`s 100th anniversary celebration.