Elvis Dumervil of the Denver Broncos. He had 17 sacks.
The linebacker with the most sacks in an NFL season is Justin Houston of the Kansas City Chiefs. He finished with 22.0 sacks in 2014.
Oakland raiders
Jared Allen
There isn't really a record kept for fewest sacks in a season by a player, as there are thousands of NFL players who have not had any sacks. Michael Strahan holds the record for most sacks in a season, at 22 1/2.
Dallas Cowboys outside linebacker DeMarcus Ware - 20
Michael strahan
Derrick Thomas
demarcus ware 14 sacks per year
Julius Peppers is the career leader in sacks for the Carolina Panthers. Thru week 5 of the 2008 NFL season, Peppers has amassed 59 sacks in his career with Carolina.
Defensive end.
The Dallas Cowboys led the league in sacks with 59.