<Tr> <Td_colspan="2"> <Ul> <Li> ← 1968 </Li> <Li> Chiefs seasons </Li> <Li> 1970 → </Li> </Ul> </Td> </Tr> <Ul> <Li> ← 1968 </Li> <Li> Chiefs seasons </Li> <Li> 1970 → </Li> </Ul> <P> The 1969 Kansas City Chiefs season was the team's 10th, their 7th in Kansas City, and also their final season in the American Football League . It resulted in an 11--3 record and a 23--7 victory in Super Bowl IV over the NFL's heavily favored Minnesota Vikings . The team beat their rivals, the Oakland Raiders in the final AFL Championship Game, claiming their third AFL Championship in franchise history . The Chiefs were coached by Hank Stram, led by quarterback Len Dawson and a powerful defense led by Bobby Bell, Willie "Contact" Lanier, Buck Buchanan and Curley Culp . The Chiefs' defense became the fourth defense in the history of pro football to lead its league in fewest rushing yards, fewest passing yards and fewest total yards . The Chiefs were the second AFL team to win the Super Bowl and last AFL team to do so before the AFL - NFL Merger in the following season . </P> <P> The season was marred not only by an injury to quarterback Len Dawson but also controversy surrounding Dawson and his purported involvement in a sports gambling ring . Back - up quarterback Mike Livingston and the Chiefs' stellar defense led the Chiefs back to the Super Bowl, this time, to win it all . </P>

Who did the chiefs beat in the super bowl