Offseason

• December 8, 1977: Willie Montañez
  Willie Montañez
  Guillermo Montañez Naranjo is a former Major League Baseball first baseman. Even though he was productive, Montañez often carried the label "hot dog" for the whimsical manner in which he approached the game. After hitting home runs, he would trot very slowly around the bases, shuffling his feet on...
  
   was traded by the Braves to the New York Mets
  New York Mets
  The New York Mets are a professional baseball team based in the borough of Queens in New York City, New York. They belong to Major League Baseball's National League East Division. One of baseball's first expansion teams, the Mets were founded in 1962 to replace New York's departed National League...
  
   as part of a four-team trade. Adrian Devine
  Adrian Devine
  Paul Adrian Devine was a Major League Baseball pitcher from 1973 to 1980 for the Atlanta Braves and Texas Rangers. Devine primarily pitched in relief and had his best season in 1977 with the Rangers when he posted a win-loss record of 11–6 with 15 saves. He and his wife breed Cavalier King...
  
  , Tommy Boggs
  Tommy Boggs
  Thomas Winton Boggs is a former professional baseball pitcher. Boggs pitched in all or part of nine seasons in Major League Baseball between 1976 and 1985....
  
  , and Eddie Miller
  Eddie Miller (outfielder)
  Edward Lee Miller , is a retired Major League Baseball player who played outfielder from - for the Texas Rangers, Atlanta Braves, Detroit Tigers, and San Diego Padres. Miller's only major league home run came in his last career at bat.-External links:...
  
   were traded by the Texas Rangers
  Texas Rangers (baseball)
  The Texas Rangers are a professional baseball team in the Dallas-Fort Worth Metroplex, based in Arlington, Texas. The Rangers are a member of the Western Division of Major League Baseball's American League, and are the reigning A.L. Western Division and A.L. Champions. Since , the Rangers have...
  
   to the Braves. The Rangers sent Bert Blyleven
  Bert Blyleven
  Bert Blyleven is a former Major League Baseball pitcher who played from to , and was best known for his curveball. Blyleven was inducted into the Baseball Hall of Fame in 2011...
  
   to 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...
  
  , and the Mets sent John Milner
  John Milner
  John David Milner was an American first baseman and left fielder in Major League Baseball. A native of Atlanta, Georgia, he grew up a huge Hank Aaron fan, even appropriating his idol's nickname, "The Hammer." He was a member of the "We Are Family" Pittsburgh Pirates team that won the World Series...
  
   to the Pirates. The Rangers sent Tom Grieve
  Tom Grieve
  Thomas Alan Grieve was a Major League Baseball player from 1970-1979 for the Washington Senators, Texas Rangers, New York Mets and St. Louis Cardinals...
  
   and a player to be named later to the Mets. The Pirates sent Al Oliver
  Al Oliver
  Albert Oliver, Jr. is a former Major League Baseball player. Over the course of his 18-year career, he played for the Pittsburgh Pirates , Texas Rangers , Montreal Expos , San Francisco Giants , Philadelphia Phillies , Los Angeles Dodgers and Toronto Blue Jays...
  
   and Nelson Norman
  Nelson Norman
  Nelson Augusto Norman is a former Major League Baseball shortstop, minor league coach and manager. He played all or part of six seasons in the major leagues between and .- Pittsburgh Pirates :...
  
   to the Rangers, and the Mets sent Jon Matlack
  Jon Matlack
  Jonathan Trumpbour Matlack is an American former Major League Baseball left-handed pitcher...
  
   to the Rangers. The Rangers completed the trade by sending Ken Henderson
  Ken Henderson
  Kenneth Joseph Henderson was an outfielder for the San Francisco Giants , Chicago White Sox , Atlanta Braves , Texas Rangers , New York Mets , Cincinnati Reds and Chicago Cubs .He helped the Giants to win the National League Western Division in 1971 and the Reds to win the NL West in...
  
   to the Mets on March 15, 1978.
• March 30, 1978: Buzz Capra
  Buzz Capra
  Lee William "Buzz" Capra was a Major League Baseball pitcher from 1971 to 1977 for the New York Mets and Atlanta Braves...
  
   was released by the Atlanta Braves.

Regular season

• May 1, 1978: In a game versus the New York Mets, Braves manager Bobby Cox
  Bobby Cox
  Robert Joseph "Bobby" Cox is a former Major League Baseball third baseman and manager. He first led the Atlanta Braves from 1978 to 1981, and then managed the Toronto Blue Jays from 1982 to 1985. He later rejoined the Braves in 1985 as a general manager...
  
   was ejected from a game for the first time in his career. Cox would go on to set the record for most ejections by a manager.

Notable transactions

• May 16, 1978: Jim Bouton
  Jim Bouton
  James Alan "Jim" Bouton is a former American Major League Baseball pitcher. He is also the author of the controversial baseball book Ball Four, which was a combination diary of his season and memoir of his years with the New York Yankees, Seattle Pilots, and Houston Astros.-Amateur and college...
  
   was signed as a free agent by the Braves.
• September 22, 1978: Cito Gaston
  Cito Gaston
  Clarence Edwin "Cito" Gaston is a former Major League Baseball outfielder and manager. His major league career as a player lasted from 1967–1978, most notably for the San Diego Padres and the Atlanta Braves...
  
   was purchased from the Braves by the Pittsburgh Pirates.

Roster

Starters by position

Other batters

Starting pitchers

Other pitchers

Relief pitchers

Farm system