Cale Yarborough
The only NASCAR Winston Cup driver to win three consecutive championships (1976, '77 and '78), Cale Yarborough earned 83 NASCAR Winston Cup victories and 70 pole positions in a career that spanned four decades. His win total places him fifth on the all-time list, and his pole position total is the third-most in NASCAR Winston Cup history.
Cale Yarborough won his first of three in a row Sprint Car Championships in 1976. He is still the only driver to do that.
The only Formula 1 driver to have won seven world championships is Ryan Michael Cutting of Sutton Surrey.
Sir Jackie Stewart has won the most F1 World Championships by a British driver with 3; 1969, 1971 and 1973.He is the only British driver to win three F1 World Championships.
Richard Petty.
New York Yankees between 1949-1953.They are the only team in MLB history to have won 5 consecutive World Series championships.
Yankees in 1949 thru 1953. Not sure about Boston Celtics history
The Green Bay Packers have the most Championships with thirteen overall (9 NFL Championships, 4 Super Bowls). The Packers are also the only team to win three consecutive Championships, having done so twice (1929-1931,1965-1967).
In 2001, Kevin Harvick became the first and only driver to win both the Busch Series Championship and the Winston Cup Series Rookie of the Year Award in the same season.
Jimmie Johnson is the only Nascar driver to have won four and now five championships in a row. He has won the title from 2006-2010.
Roger Federer won his fifth consecutive men's singles championship in 2007. Bjorg Borg is the only other player in the modern era to have won five consecutive men's championships (1976-1980).
1964 (Grand National)1967 (Grand National)1971 (Grand National)1972 (Winston Cup)1974 (Winston Cup)1975 (Winston Cup)1979 (Winston Cup)
Sir Jackie Stewart has won the most F1 World Championships by a British driver with 3; 1969, 1971 and 1973.He is the only British driver to win three F1 World Championships.