Jesse Cox was born and raised in La Mesa, California, a suburb just outside of San Diego. An avid sports fan, Jesse played football, basketball, and baseball, until the 8th grade when he started playing lacrosse. He attended Helix High School where he was named MVP his junior year, and was nominated the sole captain of the lacrosse team his senior year. At the end of his senior year he was named to the All-County First Team, the Union Tribune All Academic Team, and played in the San Diego County all star game. Wanting to stay in California Jesse went on to Division 3 Whittier College where he played two years of both lacrosse and rugby, and was named the captain of the undefeated Whittier Rugby team his senior year.
Jesse has been coaching lacrosse since 2011 starting with Beach Cities Youth Lacrosse. Jesse was the Assistant Varsity Coach at Los Alamitos High School in 2014 and 2015, and a coach for Leverage Lacrosse since 2013. He is currently the Head Boys Lacrosse Coach at Redondo Union High School.