William L. Lewis (born January 16, 1958) is an American football executive and former professional player. He is currently the Director of Player Personnel for the San Antonio Brahmas of the XFL and was most recently the Assistant Director of Pro Personnel for the Houston Roughnecks of the XFL. He was the general manager for the Memphis Express of the Alliance of American Football (AAF). He previously served as an executive in the National Football League (NFL) for 20 years, including tenures with the Seattle Seahawks and Kansas City Chiefs. Most notably, he was the Seahawks vice president of football operations from 2010 to 2012.