Adam David Riggs (born October 4, 1972) is a former professional baseball first baseman. He played parts of four years in Major League Baseball, but is better known for the four seasons he spent with the Tokyo Yakult Swallows of the Japanese Central League. A native of Byram Township, New Jersey, he attended Lenape Valley Regional High School in Stanhope, New Jersey, and is an alumnus of the County College of Morris and the University of South Carolina Aiken.