Mr. Olympia contestants. - all these body builders compete in the world Mr.olympia championships. the men are Ronnie Coleman,Grunter schleirlamp, Jay Cutler,Jackson, kevin Levroney.They are the most amazing atheletes the world has ever seen. THe amount of dedication and hardwork put by them is only imagineable.ronnie coleman had been Mr.olympia right from the year 1998-2005.Only this year it was won by Jay cutler.