Sam Robertson (born February 2, 1943) is a former American football coach. Robertson served as the defensive coordinator for the Texas Tech Red Raiders during the 1978 and 1979 seasons under head coach Rex Dockery. Robertson left Texas Tech after he was named head coach of the Southwestern Louisiana Ragin' Cajuns. While head coach at Southwestern Louisiana (now the University of Louisiana at Lafayette), Robertson compiled a record of 29–34–2 from 1980 to 1985. Since leaving coaching in the 1980s, Robertson has become a real estate agent in Lafayette, Louisiana, owning Sam Robertson Real Estate Co. Head coaching record References External links Sam Robertson at College Football at Sports-Reference.com 1943 births Living people American football linebackers Kansas State Wildcats football coaches Louisiana Ragin' Cajuns football coaches Oregon Ducks football coaches Tennessee Volunteers football coaches Tennessee Volunteers football players Texas Tech Red Raiders football coaches