Offseason

• October 22, 1971: Mike Ferraro
  Mike Ferraro
  Michael Dennis Ferraro is an American former Major League Baseball third baseman. He played for the New York Yankees , Seattle Pilots , and the Milwaukee Brewers...
  
   and Mike Herson (minors) were traded by the Orioles to the Milwaukee Brewers
  Milwaukee Brewers
  The Milwaukee Brewers are a professional baseball team based in Milwaukee, Wisconsin, currently playing in the Central Division of Major League Baseball's National League...
  
   for Tom Matchick
  Tom Matchick
  John Thomas Matchick is a former professional baseball player. He was a utility infielder over parts of 6 seasons with the Detroit Tigers, Boston Red Sox, Kansas City Royals, Milwaukee Brewers and Baltimore Orioles. Matchick was a member of the 1968 World Series champion Tigers...
  
   and Bruce Look
  Bruce Look
  Bruce Michael Look was a Major League Baseball player, who played catcher for the Minnesota Twins in 1968.He was the younger brother of Dean Look who played for the Chicago White Sox in 1961.- External links :...
  
  .
• November 29, 1971: Tom Walker
  Tom Walker (1970s pitcher)
  Robert Thomas Walker is a former professional baseball pitcher. Walker pitched all or part of six seasons in Major League Baseball, from 1972 until 1977, for the Montreal Expos, Detroit Tigers, St. Louis Cardinals and California Angels....
  
   was drafted from the Orioles by 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...
  
   in the 1971 rule 5 draft
  Rule 5 draft
  The Rule 5 draft is a Major League Baseball player draft that occurs each year in December, at the annual Winter Meeting of general managers. The Rule 5 draft aims to prevent teams from stockpiling too many young players on their minor league affiliate teams when other teams would be willing to...
  
  .
• December 2, 1971: Frank Robinson
  Frank Robinson
  Frank Robinson , is a former Major League Baseball outfielder and manager. He played from 1956–1976, most notably for the Cincinnati Reds and the Baltimore Orioles. He is the only player to win league MVP honors in both the National and American Leagues...
  
   and Pete Richert
  Pete Richert
  Peter Gerard Richert is a former Major League Baseball left-handed pitcher. He pitched for the Los Angeles Dodgers , Washington Senators , Baltimore Orioles , St...
  
   were traded by the Orioles to 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...
  
   for Doyle Alexander
  Doyle Alexander
  Doyle Lafayette Alexander is a former pitcher in Major League Baseball who played for the Los Angeles Dodgers, Baltimore Orioles, New York Yankees, Texas Rangers, Atlanta Braves, San Francisco Giants, Toronto Blue Jays, and Detroit Tigers...
  
  , Bob O'Brien, Sergio Robles
  Sergio Robles
  Sergio Robles Valenzuela was a catcher in Major League Baseball. He played in 16 games over three seasons for the Baltimore Orioles and Los Angeles Dodgers. In his native México he is known as Kaliman.-External links:...
  
  , and Royle Stillman
  Royle Stillman
  Royle Eldon Stillman is a former Major League Baseball outfielder. He played all or part of three seasons in the majors, from until , for the Baltimore Orioles and Chicago White Sox.-Sources:...
  
  .
• December 9, 1971: Curt Motton
  Curt Motton
  Curtell Howard Motton was an American Major League Baseball outfielder. Mainly a reserve left fielder and pinch hitter, he was with the Baltimore Orioles when they won three consecutive American League pennants and a World Series from to...
  
   was traded by the Orioles to the Milwaukee Brewers for a player to be named later and cash. The Brewers completed the deal by sending Bob Reynolds
  Bob Reynolds (baseball)
  Robert Allen Reynolds is a former middle-relief pitcher who played in Major League Baseball between and . He batted and threw right-handed....
  
   to the Orioles on March 25, 1972.
• Prior to 1972 season: Lew Beasley
  Lew Beasley
  Lewis Paige Beasley is a former professional baseball player. He played 25 games in Major League Baseball for the Texas Rangers in 1977, primarily as an outfielder.-External links:...
  
   was acquired from the Orioles 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...
  
  .

Regular season

Notable transactions

• April 2, 1972: Dave Boswell
  Dave Boswell
  David Wilson Boswell was a Major League Baseball pitcher who played in the American League for the Minnesota Twins from 1964-1971....
  
   was released by the Orioles.
• August 18, 1972: Elrod Hendricks
  Elrod Hendricks
  Elrod Jerome "Ellie" Hendricks was a catcher and coach in Major League Baseball. Hendricks played during a 12-year career that lasted from through for the Baltimore Orioles , Chicago Cubs and New York Yankees...
  
   was traded by the Orioles to the Chicago Cubs
  Chicago Cubs
  The Chicago Cubs are a professional baseball team located in Chicago, Illinois. They are members of the Central Division of Major League Baseball's National League. They are one of two Major League clubs based in Chicago . The Cubs are also one of the two remaining charter members of the National...
  
   for Tommy Davis
  Tommy Davis
  Herman Thomas Davis, Jr. is an American former Major League Baseball left fielder and third baseman. He played from 1959-1976 for ten different teams, but he is best known for his years with the Los Angeles Dodgers. During an 18-year baseball career, Davis batted .294 with 153 home runs, 2,121...
  
  .
• August 22, 1972: Chico Salmon
  Chico Salmon
  Ruthford Eduardo "Chico" Salmon was a Panamanian Major League Baseball utility player. He played for the Cleveland Indians and the Baltimore Orioles...
  
   was released by the Orioles.

Draft picks

• June 6, 1972: Bobby Brown
  Bobby Brown (outfielder)
  Rogers Lee "Bobby" Brown , is a former Major League Baseball player who played outfield in the major leagues from -. Brown played for the Toronto Blue Jays , New York Yankees , Seattle Mariners and San Diego Padres In 502 games, Brown accumulated 313 hits, 26 home runs, 130 RBI, and a .245 batting...
  
   was drafted by the Orioles in the 11th round of the 1972 Major League Baseball Draft
  1972 Major League Baseball Draft
  -First round selections:The following are the first round picks in the 1972 Major League Baseball draft.* Did not sign- Background :The Montreal Expos had perhaps their best draft in franchise history. The Expos grabbed outfielder Ellis Valentine in round two of the June regular phase and then...
  
  .

Roster

Starters by position

Other batters

Starting pitchers

Other pitchers

Relief pitchers

Farm system