Adam Walton (born 17 April 1999) is an Australian professional tennis player from the small rural town of Home Hill, North Queensland, who has reached a career-high singles ranking of world No. 74. After winning the 2021 NCAA doubles title with Patrick Harper at the University of Tennessee, he broke through on the ATP Challenger Tour, winning his first singles title in 2023 and cracking the top-100 in May 2024. His Grand Slam debut came at the 2024 Australian Open, and he later secured his first Major win at Wimbledon that same year. In 2025, he impressed by reaching the fourth round of the Miami Open as a lucky loser and making his first ATP Tour semifinal at the Los Cabos Open. He achieved his biggest career victories by defeating top-10 star Daniil Medvedev at both the 2025 Cincinnati Open and the 2026 French Open, and overall he has claimed five singles and four doubles Challenger titles.