Duke Kahanamoku was a Hawaiian swimmer and surfer, born on August 24, 1890, in Honolulu. He is often referred to as the "father of modern surfing" for popularizing the sport worldwide. Kahanamoku won three Olympic gold medals in swimming during the 1912 and 1920 Games, showcasing his exceptional talent in the water. In addition to his athletic achievements, Kahanamoku was a cultural ambassador for Hawaii. He traveled extensively, promoting Hawaiian culture and surfing. His legacy continues to influence both sports and tourism in Hawaii, making him a significant figure in the history of Hawaii and surfing.