| Number: | 12 |
| Position: | Linebacker |
| Birth Date: | 17 February 1947 |
| Birth Place: | Fond du Lac, Wisconsin, U.S. |
| Height Ft: | 6 |
| Height In: | 0 |
| Weight Lbs: | 225 |
| College: | Wisconsin |
| Undraftedyear: | 1969 |
| Pastteams: | |
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Ken Criter (born February 17, 1947) is an American former professional football player who was a linebacker for the Denver Broncos of the American Football League (AFL) and National Football League (NFL). Criter graduated from New Holstein High School in New Holstein, Wisconsin. He went on to attend the University of Wisconsin–Madison, where he played college football for the Wisconsin Badgers. A linebacker at Wisconsin, Criter became a first-Team All-Big Ten selection in 1967 and 1968.
Criter went on to the AFL where he played for the Denver Broncos in 1969. The Broncos joined the NFL in 1970 and Criter played for them until 1974. During his first two of seasons Criter wore the jersey number 78, but later switched to jersey number 53. He played in 75 games for the Broncos, and served as a linebacker, special teams player, kick returner, and punt returner. During his pro career Criter returned one punt and thirteen kickoffs. During the 1973 season he recorded a safety. The Broncos' special teams unit was referred to as Criter's Critters and Criter was considered an "animal" on the coverage team.
Criter was born to Irmin and Elvira Criter.