John Edward York is an American businessman who is the principal owner and chief executive officer of the San Francisco 49ers of the National Football League, as well as co-owner of Premier League club Leeds United and Scottish Premiership club Rangers. He is the son of 49ers co-chairs Denise DeBartolo York and John York, and nephew of former 49ers owner Edward J. DeBartolo Jr. and a board member at Leeds United. York has been the 49ers' CEO since 2008, and acquired enough of his mother's shares to become the team's principal owner in 2024.