Penalties
Most Seasons Leading League, Most Penalties, 16
Chicago Bears: 1941-44,1946-49,1951,1959-61,1963,1965,1968,1976
Most Consecutive Seasons Leading League, Most Penalties, 4
Chicago Bears: 1941-44,1946-49
L.A./Oakland Raiders: 1993-96
Most Penalties, Season, 158
Kansas City Chiefs: 1998
Most Penalties, Game, 22
Brooklyn Tigers vs. Green Bay Packers (9/17/44)
Chicago Bears: vs. Philadelphia Eagles (11/26/44)
San Francisco 49ers vs. Buffalo Bills (10/4/98)
Most Penalties, Both Teams, Game, 37
Cleveland Browns (21) vs. Chicago Bears (16) (11/25/51)
Most Seasons Leading League, Most Yards Penalized, 15
Chicago Bears: 1935,1937,1939-44,1946-47,1949,1951,1961-62,1968
Most Consecutive Seasons Leading League, Most Yards Penalized, 6
Chicago Bears: 1939-44
Most Yards Penalized, Season, 1,304
Kansas City Chiefs: 1998
Most Yards Penalized, Game, 228
Philadelphia Eagles vs Dallas Cowboys (1/9/2010)
Most Yards Penalized, Both Teams, Game, 374
Cleveland Browns (209) vs. Chicago Bears (165) (11/25/51)