David Kenneth Martin (born October 23, 1946) is an American former professional

football Football is a family of team sports that involve, to varying degrees, kick (football), kicking a football (ball), ball to score a goal (sports), goal. Unqualified, football (word), the word ''football'' generally means the form of football t ...

player who was a

linebacker Linebacker (LB) is a playing position in gridiron football. Linebackers are members of the defensive team, and typically line up three to five yards behind the line of scrimmage and so back up the defensive linemen. They play closer to the line ...

in the

American Football League The American Football League (AFL) was a major professional American football league that operated for ten seasons from 1960 until 1970, AFL–NFL merger, when it merged with the older National Football League (NFL), and became the American Foot ...

(AFL) and

National Football League The National Football League (NFL) is a Professional gridiron football, professional American football league in the United States. Composed of 32 teams, it is divided equally between the American Football Conference (AFC) and the National ...

(NFL). He played

college football College football is gridiron football that is played by teams of amateur Student athlete, student-athletes at universities and colleges. It was through collegiate competition that gridiron football American football in the United States, firs ...

for the

Notre Dame Fighting Irish The Notre Dame Fighting Irish are the athletic teams that represent the University of Notre Dame. The Fighting Irish participate in 26 National Collegiate Athletic Association (NCAA) Division I intercollegiate sports and in the NCAA's Division ...

before playing in the AFL for the

Kansas City Chiefs The Kansas City Chiefs are a professional American football team based in Kansas City, Missouri. The Chiefs compete in the National Football League (NFL) as a member of the American Football Conference (AFC) West division. Established in 1959 ...

in 1968 and in the NFL with the

Chicago Bears The Chicago Bears are a professional American football team based in Chicago. The Bears compete in the National Football League (NFL) as a member of the National Football Conference (NFC) NFC North, North division. They are one of two remaining ...

in 1969.

References

1946 births Living people American football linebackers Notre Dame Fighting Irish football players Players of American football from Kansas City, Kansas Kansas City Chiefs players Chicago Bears players People from Roeland Park, Kansas 20th-century American sportsmen {{linebacker-1940s-stub