John "JR" Rickert (born July 8, 1970) is an American sports agent who represents players in the National Football League, Major League Baseball, and the National Basketball Association, as well as boxers. He is the chief operating officer of Authentic Athletix Sports Agency's East Coast Offices, and is the owner of JR Sports Enterprises. Additionally, he is a former high school teacher and coach, and the current principal of Niskayuna High School.