The Chicago Bears have played over one thousand games. In those games, five different coaches have won NFL championships with the team: George Halas in 1921, 1933, 1940, 1941, 1946, and 1963, Ralph Jones in 1932, Hunk Anderson and Luke Johnsos in 1943, and Mike Ditka in 1985. George Halas is the only coach to have more than one tenure and is the all-time leader in games coached and wins, while Ralph Jones leads all coaches in winning percentage with .706. Abe Gibron is statistically the worst coach the Bears have had in terms of winning percentage, with .268.