Nigerian sprinter and long jumper Blessing Okagbare over the weekend beat the World’s fastest man Usain Bolt to win the Guinness World Book of Records prize for most IAAF Diamond League appearances in 2015. Guinness Book of records said.

“Multi-discipline athlete, Blessing Okagbare from Nigeria participated at 38 Diamond league events between July 3, 2010 and September 5, 2014.
Okagbare’s specialties are the 100m and 200m sprints and long jump,” Jamaica’s Usain Bolt has won the IAAF World Athlete of the year in 2008, 2009, 2011, 2012 and 2013 but amazingly hasn’t appeared in IAAF competitions more than Blessing Okagbere.
The IAAF Diamond League is an annual series of track and field meetings held from 2010 till date, and Blessing Okagbare has participated in 38 events higher than any other athlete in the world.

Source: Guinness Book of records