United States 
Maria Luisa Baeza Diaz is a Chilean IFBB Professional Figure athlete and nine-time Mr. Olympia competitor. A four-time New York Pro Figure champion, Diaz has established herself as a consistent presence in professional women's figure competition. Beyond competition, she has built a business career as co-owner of Prolifters Gym in Malden, Massachusetts, combining her athletic expertise with entrepreneurial work in the fitness industry.
Diaz's competitive record reflects sustained participation at the sport's highest level, with nine appearances at the Mr. Olympia—the sport's premier annual championship. Her four victories at the New York Pro, one of the IFBB's most prominent regional competitions, underscore her consistency in qualifying for and performing well in major professional events. Her career trajectory demonstrates longevity in a division that requires sustained conditioning, training discipline, and competition management over multiple seasons.
Bio compiled from coverage at Hardcore FBB.
