Division One Link
Division Two Link
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Football Link
Baseball Link
Basketball Link
Hockey Link
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Formula Link
Meaning Link
Leagues Selected Link
FAQ Link
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Blog Link
Archive Link
Press Link

The Leagues covered by the Donovan Index include the currently preeminent leagues in the four major sports along with defunct leagues that either merged with or rivaled a preeminent league.

Football

  • NFL 1920 to present (must have won Super Bowl after 1965 to be considered champion)
  • AAFC 1946 to 1949
  • AFL 1960 to 1969 (must have won Super Bowl after 1965 to be considered champion)

Baseball

  • NL 1876 to 1902, 1904
  • AA 1882 to 1891
  • AL 1901 to 1902, 1904
  • MLB 1903 to present (minus 1904 and 1994 when no World Series)

Basketball

  • NBL 1937 to 1949
  • BAA 1946 to 1949
  • NBA 1949 to present
  • ABA 1967 to 1976

Hockey

  • NHA 1909 to 1917
  • PCHA 1911 to 1924 (minus 1919 when no Stanley Cup)
  • NHL 1917 to present (minus 1919 and 2005 when no Stanley Cup)
  • WCHL 1921 to 1926
  • WHA 1972 to 1979