Ai Mori (森 秋彩, Mori Ai; born September 17, 2003) is a Japanese professional rock climber who specializes in competition lead climbing and competition bouldering.
At the 2019 IFSC Climbing World Championships, Mori became the youngest Japanese athlete to finish in a podium place in the competition, third in lead. She has won Japan Cup titles in both bouldering and lead disciplines and has multiple IFSC Climbing World Cup podium finishes, including three gold medals in World Cup events in the 2022 season. At the 2023 IFSC Climbing World Championships, Mori won the gold medal in lead, becoming the first Japanese athlete to win a World Championships lead title.