The 1958 season was the Chicago Bears' 39th in the National Football League. The team improved on their 5–7 record from 1957 and finished with an 8–4 record under George Halas; the owner took over again as head coach in February for the reassigned Paddy Driscoll. Halas's team improved to a respectable second place tie.
The 1964 Green Bay Packers season was their 46th season overall and their 44th season in the National Football League. The team was led by sixth-year head coach Vince Lombardi, and tied for second place in the Western Conference at 8–5–1.
The 1971 Baltimore Colts season was the 19th season for the team in the National Football League. Led by second-year head coach Don McCafferty, the Colts appeared to be on the verge of winning the AFC East again after beating the Miami Dolphins 14–3 in the penultimate game of the regular season. However, the Colts lost the final game of the season at home to the New England Patriots, dropping them to 10–4 and the wild card berth. They lost to the Dolphins in the AFC Championship game. The Baltimore defense gave up a total of 140 points for 14 regular season games, an average of ten points a game. In their four defeats, they lost by a combined total of 15 points.
The 1970 Baltimore Colts season was the 18th season for the team in the National Football League (NFL). Led by first-year head coach Don McCafferty, the Colts finished the 1970 season with a regular season record of 11 wins, 2 losses, and 1 tie to win the first AFC East title. The Colts completed the postseason in Miami with a victory over the Cowboys in Super Bowl V, their first Super Bowl title and third world championship. The Baltimore Colts would not return to a championship game again.
The 1969 Baltimore Colts season was the 17th season for the team in the National Football League. The Colts finished the National Football League's 1969 season with a record of 8 wins, 5 losses and 1 tie. Led by seventh-year head coach Don Shula, Baltimore finished second in the Western Conference's Coastal division, well behind the Los Angeles Rams (11–3).
The 1967 Baltimore Colts season was the fifteenth season for the team in the National Football League. They finished the regular season with a record of 11 wins, 1 loss, and 2 ties, the same record in the Western Conference's Coastal division with the Los Angeles Rams, who defeated them in the regular season finale; the two had tied in mid-October. The Colts lost the new tiebreaker and thus did not make the playoffs, which included only the four division winners.
The 1966 Baltimore Colts season was the 14th season for the team in the National Football League. The Baltimore Colts finished the National Football League's 1966 season with a record of 9 wins and 5 losses and finished second in the Western Conference.
The 1965 Baltimore Colts season was the 13th season for the team in the National Football League. The Baltimore Colts finished the National Football League's 1965 season with a record of 10 wins, 3 losses, and 1 tie, which tied for first in the Western Conference with the Green Bay Packers. No tie-breaking system was in place, and a playoff game was required to determine the Western Conference champion, who would host the Eastern Conference champion Cleveland Browns for the NFL title.
The 1953 Baltimore Colts season was officially the first season for the team as a member club of the National Football League. The Colts had a record of 3 wins and 9 losses and finished fifth in the Western Conference.
The 1954 Baltimore Colts season was the second season for the team in the National Football League after moving from Dallas, where the team played as the Texans. The Baltimore Colts finished the National Football League's 1954 season with a record of 3 wins and 9 losses and finished sixth in the Western Conference. This was the first season that the Horseshoes appeared on the helmet. For the first two seasons, the horseshoes were white and they were located on the back of an all blue helmet. In 1956 the color of the helmet change to White while the Horseshoes became blue. It wasn't until 1957 when the Colts received their most famous helmet design that's still in use to this day, a white helmet with a blue stripe down the middle and a blue horseshoe on either side.
The 1955 Baltimore Colts season was the third season for the team in the National Football League. The Baltimore Colts finished the National Football League's 1955 season with a record of 5 wins, 6 losses and 1 tie and finished fourth in the Western Conference.
The 1956 Baltimore Colts season was the fourth season for the team in the National Football League. Under third-year head coach Weeb Ewbank, the Colts posted a record of 5 wins and 7 losses, fourth in the Western Conference. This is also the first season to feature future hall of famers Johnny Unitas & Lenny Moore.
The 1957 Baltimore Colts season was the fifth season for the team in the National Football League and their first with a winning record. Under fourth-year head coach Weeb Ewbank, the Colts posted a record of 7 wins and 5 losses, third in the Western Conference, one game behind Detroit and San Francisco.
The 1960 Baltimore Colts season was the eighth for the team in the National Football League. The season started well for the Colts going 6 to 2. The team looked like they would win their third straight championship. Then in a game on Dec. 4th against the Detroit Lions, star running back Alan Ameche tore his Achilles tendon and missed the final two games. The injury ended his career. With Ameche out, the Colts ended the season losing their last three games, for a total of four consecutive losses. Their record was 6 wins and 6 losses. The team went from first to fourth place in the Western Conference. As a result, their two-year reign as NFL champions came to an end.
The 1961 Baltimore Colts season was the ninth for the team in the National Football League. They finished the 1961 season with a record of 8 wins and 6 losses, tied for third in the Western Conference with the Chicago Bears.
The 1963 Baltimore Colts season was the 11th season for the team in the National Football League. The Baltimore Colts finished the National Football League's 1963 season with a record of 8 wins and 6 losses and finished third in the Western Conference.
The 1964 Baltimore Colts season was the 12th season for the team in the National Football League. The Colts finished the regular season with a record of 12 wins and 2 losses and finished first in the Western Conference. It was their first conference title since 1959, clinched on November 22 with three games remaining.
The 1958 Baltimore Colts season was the sixth season for the team in the National Football League. The Colts finished the 1958 season with a record of 9 wins and 3 losses to win their first Western Conference title. They won their first league title in the NFL championship game, which ended in overtime with a touchdown by fullback Alan Ameche.
The 1959 Baltimore Colts season was the seventh season for the team in the National Football League. The defending champion Baltimore Colts finished the NFL's 40th season with a record of 9 wins and 3 losses and finished first in the Western Conference, and defeated the New York Giants, 31–16 in the NFL championship game, which was the rematch of the previous season's classic title game, for their second consecutive NFL title.
The 1950 Baltimore Colts season was their fourth as a franchise and only season in the National Football League.
