Nathan Adrian, 35, is an Olympic Swimming Gold Medalist and one of the most decorated athletes in U.S. history, with five Olympic gold medals and numerous World Championship titles. Known for his dominance in freestyle swimming, Nathan represented Team USA across three Olympic Games. A cancer survivor, he overcame a testicular cancer diagnosis in 2019, demonstrating immense resilience both in and out of the pool. His discipline, mental toughness, and drive for excellence make him a fierce competitor on SPECIAL FORCES: WORLD’S TOUGHEST TEST Season 3.