Robert Owen Klein (born July 27, 1947) is an American former professional football player who was a tight end.

for eleven seasons in the National Football League (NFL) with the Los Angeles Rams and San Diego Chargers.

Klein played college football for the USC Trojans in Los Angeles, where he was the starting tight end for their 1967 national championship team.

Klein was then replaced by future hall of fame tight end Kellen Winslow and retired after the 1979 season.

[1] In a 1985 vote of the fans, Klein was named as the tight end on the Los Angeles Rams' 40th Anniversary Team.