Douglas John Riesenberg (born July 23, 1965) is a former American football offensive tackle in the National Football League for the New York Giants and Tampa Bay Buccaneers, and started in Super Bowl XXV. After being heavily recruited by colleges from coast to coast, Riesenberg attended the University of California, Berkeley, to study electrical engineering and computer science. He played defense and moved to offense for his senior season in 1986 for the Golden Bears. He was selected in the sixth round of the 1987 NFL Draft by the New York Giants.