Randy Mearns (born May 28, 1969) is a former lacrosse player and the current head coach of the St. Bonaventure Bonnies men’s lacrosse team. After a 9-year career in the National Lacrosse League, Mearns became the head coach of the Canisius Golden Griffins men’s lacrosse team, where he would coach for 19 seasons before leaving in 2017 to coach for the newly-created lacrosse program at St. Bonaventure.