The Strangest Guinness World Records That Will Never Be Broken AgainBy Harvey Shepherd / June 22, 2019 17. The Oldest Bodybuilder greatestphysiques.com Despite being 85 years old, Jim Arrington is not letting his age get in the way of his passion which is bodybuilding. This makes him the world’s oldest bodybuilder. Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20