Joe Weider, Canadian-American bodybuilder and publisher, co-founded the IFBB (died 2013)

Josef Weider was a Canadian bodybuilder and entrepreneur who co-founded the International Federation of BodyBuilders (IFBB) alongside his brother Ben Weider. He was also the creator of Mr. Olympia, Ms. Olympia, and the Masters Olympia bodybuilding contests. He was the publisher of various bodybuilding and fitness-related magazines, most notably Muscle & Fitness, Flex, Men's Fitness, and Shape, and the manufacturer of a line of fitness equipment and fitness supplements. In 2014, he was inducted into the International Sports Hall of Fame.

The International Fitness and Bodybuilding Federation (IFBB) is an international professional sports governing body for bodybuilding and fitness. Headquartered in Las Rozas de Madrid, it oversees many of the sport's major international events, notably the World and Continental Championships.

November 29 is the 333rd day of the year in the Gregorian calendar; 32 days remain until the end of the year.