19
15
Two
34
Michigan
Michigan State Spartans
Texas
The record for consecutive league championships in the NFL is 3 and has been done twice by the Green Bay Packers, first between the 1929 and 1931 seasons and second between the 1965 and 1967 seasons.
Dallas Cowboys. 20 consecutive winning seasons.
Michigan's worst seasons were 1934 and 1936, each with one win. http://vielmetti.typepad.com/vacuum/2008/11/worst-season-ever---michigan-2008-football.html
Geelong over 2 seasons won the most consecutive games. 1963 / 64
The 2010 season is the Spartans first ever 11 win season. They had 10 win seasons in 1905, 1965, and 1999.