Offseason

• October 28, 1975: Don Kessinger
  Don Kessinger
  Donald Eulon Kessinger is a former American professional baseball player and manager. He played in Major League Baseball as a shortstop from to for the Chicago Cubs, St. Louis Cardinals and the Chicago White Sox...
  
   was traded by the Cubs to the St. Louis Cardinals
  St. Louis Cardinals
  The St. Louis Cardinals are a professional baseball team based in St. Louis, Missouri. They are members of the Central Division in the National League of Major League Baseball. The Cardinals have won eleven World Series championships, the most of any National League team, and second overall only to...
  
   for Mike Garman
  Mike Garman
  Michael Douglas Garman is a former Major League Baseball pitcher whom the Boston Red Sox selected with the third overall pick in the 1967 Major League Baseball Draft...
  
   and a player to be named later. The Cardinals completed the deal by sending Bobby Hrapmann (minors) to the Cubs on April 5, 1976.
• December 22, 1975, Vic Harris
  Vic Harris (second baseman)
  Victor Lanier Harris is a former Major League Baseball player. He played all or part of eight seasons in the majors between and...
  
   was traded by the Cubs to the St. Louis Cardinals
  St. Louis Cardinals
  The St. Louis Cardinals are a professional baseball team based in St. Louis, Missouri. They are members of the Central Division in the National League of Major League Baseball. The Cardinals have won eleven World Series championships, the most of any National League team, and second overall only to...
  
   for Mick Kelleher
  Mick Kelleher
  Michael Dennis Kelleher is the first base coach for the New York Yankees. He succeeded Tony Peña, who became the bench coach....
  
  .

Regular season

• April 17, 1976: Mike Schmidt
  Mike Schmidt
  Michael Jack Schmidt is a Hall of Fame third baseman popularly considered among the greatest third basemen in the history of Major League Baseball. He played his entire career for the Philadelphia Phillies....
  
   of the Philadelphia Phillies
  Philadelphia Phillies
  The Philadelphia Phillies are a Major League Baseball team. They are the oldest continuous, one-name, one-city franchise in all of professional American sports, dating to 1883. The Phillies are a member of the Eastern Division of Major League Baseball's National League...
  
   hit four home runs in one game against the Cubs. In that game, the Phillies and Cubs combined for thirty-four runs in a game which featured nine home runs. The Cubs had blown a 13-2 lead at Wrigley on April 17, losing to the Phillies 18-16 when Mike Schmidt hits his fourth home run of the game in the 10th inning.
• April 25, 1976: In the fourth inning of a game against the Los Angeles Dodgers
  Los Angeles Dodgers
  The Los Angeles Dodgers are a professional baseball team based in Los Angeles, California. The Dodgers are members of Major League Baseball's National League West Division. Established in 1883, the team originated in Brooklyn, New York, where it was known by a number of nicknames before becoming...
  
   at Dodger Stadium
  Dodger Stadium
  Dodger Stadium, also sometimes called Chavez Ravine, is a stadium in Los Angeles. Located adjacent to Downtown Los Angeles, Dodger Stadium has been the home ballpark of Major League Baseball's Los Angeles Dodgers team since 1962...
  
  , Cubs outfielder Rick Monday
  Rick Monday
  Robert James "Rick" Monday, Jr. is a former center fielder in Major League Baseball and is currently a broadcast announcer. From 1966 through 1984, Monday, a center fielder for most of his career, played for the Kansas City/Oakland Athletics , Chicago Cubs and Los Angeles Dodgers...
  
   noticed two protesters kneeling on the grass in left-center field, with the apparent intention of burning an American flag. He grabbed the flag and brought it to the bullpen. The crowd at Dodger fans started singing God Bless America while the fans were escorted out of the stadium. Monday was later presented with the flag in a ceremony at Wrigley Field by Dodgers executive Al Campanis. In the 2000s, the Baseball Hall of Fame recently named Monday's act as one of the 100 Classic Moments in the history of the game.

Notable transactions

• April 19, 1976: Tim Hosley
  Tim Hosley
  Timothy Kenneth Hosley is a former Major League Baseball catcher who played parts of nine seasons in the majors between and . He played for the and World Series champion Oakland Athletics, though he was never on a postseason roster....
  
   was selected off waivers from the Cubs by the Oakland Athletics
  Oakland Athletics
  The Oakland Athletics are a Major League Baseball team based in Oakland, California. The Athletics are a member of the Western Division of Major League Baseball's American League. From to the present, the Athletics have played in the O.co Coliseum....
  
  .
• April 22, 1976: Tom Dettore
  Tom Dettore
  Thomas Anthony Dettore, Jr. is a former Major League Baseball pitcher for the Pittsburgh Pirates and Chicago Cubs ....
  
   was released by the Cubs.
• May 17, 1976: Andre Thornton
  Andre Thornton
  André Thornton , nicknamed "Thunder," is a former first baseman and designated hitter in Major League Baseball who played for the Chicago Cubs, Montreal Expos and Cleveland Indians during a 14-year career...
  
   was traded by the Cubs to the Montreal Expos
  Washington Nationals
  The Washington Nationals are a professional baseball team based in Washington, D.C. The Nationals are a member of the Eastern Division of the National League of Major League Baseball . The team moved into the newly built Nationals Park in 2008, after playing their first three seasons in RFK Stadium...
  
   for Steve Renko
  Steve Renko
  Steve Renko, Jr. is a former right-handed pitcher in Major League Baseball for the Montreal Expos , Chicago Cubs , Chicago White Sox , Oakland Athletics , Boston Red Sox , California Angels and Kansas City Royals .He helped the Angels win the 1982 American League Western...
  
   and Larry Biittner
  Larry Biittner
  Lawrence David Biittner is a former professional baseball player whose 14 seasons in Major League Baseball were spread out amongst several teams...
  
  .
• June 8, 1976: Joe Coleman was purchased by the Cubs from the Detroit Tigers
  Detroit Tigers
  The Detroit Tigers are a Major League Baseball team located in Detroit, Michigan. One of the American League's eight charter franchises, the club was founded in Detroit in as part of the Western League. The Tigers have won four World Series championships and have won the American League pennant...
  
  .
• June 8, 1976: Keith Drumright was drafted by the Cubs in the 4th round of the 1976 Major League Baseball Draft
  1976 Major League Baseball Draft
  -First round selections:The following are the first round picks in the 1976 Major League Baseball draft.* Did not sign- Background :The 1976 Arizona State University team, considered by many to be the best collegiate team ever, played a major role in the draft. Floyd Bannister was picked number one...
  
  .
• September 8, 1976: Ramón Hernández was purchased by the Cubs from the Pittsburgh Pirates
  Pittsburgh Pirates
  The Pittsburgh Pirates are a Major League Baseball club based in Pittsburgh, Pennsylvania. They play in the Central Division of the National League, and are five-time World Series Champions...
  
  .

Roster

Starters by position

Other batters

Starting pitchers

Other pitchers

Relief pitchers

Farm system