Bear Insider Video: Cal rugby head coach Jack Clark
Notre Dame coach Bobby Clark announces retirement after 17 seasons
Jack Clark - Rugby Coach - California Golden Bears Athletics
Bear Insider Video: Cal rugby head coach Jack Clark
Jack Clark US Rugby Foundation
Jack Clark to Enter Cal Hall of Fame - California Golden Bears
Baseball Announces Coaching Additions - Lewis & Clark College
Heated Cal, Saint Mary's Rivalry Even Hotter This Year - FloRugby
Jack Clark - Cal Sports Camps