John Clark begins his fifth season as an assistant coach at Brown. Clark, a two-time All-American and 2004 graduate of Ohio State, has spent one season each coaching at Stanford and Lehigh. He serves as the recruiting coordinator and works with wrestlers from 157 pounds and up. Before coming to Brown, Clark was the head coach of the Lehigh Valley Athletic Club in addition to his duties as an assistant at Lehigh. He worked primarily with the Mountain Hawks' middleweights. It was his second season as an assistant coach, after one year at Stanford.
In four seasons at Ohio State, Clark was a four-time NCAA qualifier. He was a two-time All-American at 165 pounds, finishing sixth in his junior year and fifth as a senior. He was the runner-up at 165 at the Big Ten Championship in 2002 and 2004. He is ranked fourth all-time at Ohio State in wins with 134, and is ranked third in takedowns (486) and team points (432.0). He graduated in 2004 with a degree in Sociology, spending a year in sales before joining the Stanford staff.