What Running back has more than 6 yards per carry in an nfl season?

Answer 1

Through the 2008 season ...

The players listed below have rushed for a 6+ yard average in a season AND have had an average of at least 15 rushing attempts per game:

1) O. J. Simpson, 1973 Buffalo Bills - 23.7 rushes per game - 332 total rushes for 2003 yards and a 6.0 yard average gain.
2) Barry Sanders, 1997 Detroit Lions - 20.9 rushes per game - 335 total rushes for 2053 yards and a 6.1 yard average gain.
3) Jim Brown, 1963 Cleveland Browns - 20.8 rushes per game - 291 total rushes for 1863 yards and a 6.4 yard average gain.
4) Gale Sayers, 1968 Chicago Bears - 15.3 rushes per game - 138 total rushes for 856 yards and a 6.2 yard average gain.

These players have averaged 6+ yards per rushing attempt and had at least 10 rushing attempts per game:

1) Beattie Feathers - 1934 Chicago Bears - 8.4 yard average on 10.8 rushes per game.
2) Bobby Douglass (QB) - 1972 Chicago Bears - 6.9 yard average on 10.1 rushes per game.
3) Joe Perry - 1954 and 1958 San Francisco 49ers. Also 1949 when the 49ers were a member of the All American Football Conference - 1949, 6.8 yard average on 10.5 rushes per game - 1954, 6.1 yard average on 14.4 rushes per game - 1958, 6.1 yard average on 10.4 rushes per game.
4) Dan Towler - 1951 Los Angeles Rams - 6.8 yard average gain on 10.5 rushes per game.
5) Tank Younger - 1954 Los Angeles Rams - 6.7 yard average gain on 11.4 rushes per game.
6) Mercury Morris - 1973 Miami Dolphins - 6.4 yard average gain on 11.5 rushes per game.
7) Dutch Clark - 1934 Detroit Lions - 6.2 yard average gain on 10.3 rushes per game.

Offensive players have rushed for a 6 yard or better average 39 times (including AAFC teams). Several of these offensive players have been quarterbacks with Michael Vick having done it 3 times (2002, 2004, 2006) and Randall Cunningham having done it twice (1989, 1990).

Through Week 11 of the 2009 season, Chris Johnson of the Tennessee Titans has a 6.2 yard rushing average on 199 rushes for 1242 yards and is averaging 19.9 rushes per game. If he keeps these numbers up he will become the 5th player in NFL history to rush for a 6+ yard average and have an average of at least 15 rushes per game.