Gustavo David Miguel Diaz-Infante (born March 31, 1964) is a former professional American football guard and center and current assistant offensive line coach for the Los Angeles Chargers of the NFL. In the National Football League, he played for the San Diego Chargers, Denver Broncos, and the Philadelphia Eagles. Diaz-Infante also played in the World League of American Football for the Frankfurt Galaxy, in the Canadian Football League for the Sacramento Gold Miners and in the XFL with the Las Vegas Outlaws. Diaz-Infante played college football at San Jose State University. Conducted in SJSU Sports Hall of Fame, and Bellarmine College Prep Hall of Fame. Diaz-Infante was a Voice of Denver Broncos Color Analyst for the Denver Bronco's Radio Network.