The following is a list of Major League Baseball players, retired or active.

Rl through Ry Name Debut Final game Position Teams RefSendy Rleal April 5, 2006 September 27, 2006 Pitcher Baltimore Orioles Joe Roa September 20, 1995 September 22, 2004 Pitcher Cleveland Indians, San Francisco Giants, Philadelphia Phillies, Colorado Rockies, San Diego Padres, Minnesota Twins Jason Roach June 14, 2003 July 8, 2003 Pitcher New York Mets John Roach May 14, 1887 May 14, 1887 Pitcher New York Giants Mel Roach July 31, 1953 September 28, 1962 Utility player Milwaukee Braves, Chicago Cubs, Philadelphia Phillies Mike Roach August 10, 1899 October 12, 1899 Catcher Washington Senators (1891–99) Roxey Roach May 2, 1910 September 30, 1915 Shortstop New York Highlanders, Washington Senators, Buffalo Blues Skel Roach August 9, 1899 August 9, 1899 Pitcher Chicago Orphans Mike Roarke April 19, 1961 October 3, 1964 Catcher Detroit Tigers Fred Roat May 10, 1890 August 18, 1892 Third baseman Pittsburgh Alleghenys, Chicago Colts Bruce Robbins July 28, 1979 September 23, 1980 Pitcher Detroit Tigers Jake Robbins September 20, 2004 September 24, 2004 Pitcher Cleveland Indians Tony Robello August 13, 1933 September 29, 1934 Second baseman Cincinnati Reds Bert Roberge May 28, 1979 October 4, 1986 Pitcher Houston Astros, Chicago White Sox, Montreal Expos Skippy Roberge July 18, 1941 June 15, 1946 Utility infielder Boston Braves Chris Roberson May 12, 2006 Outfielder Philadelphia Phillies Kevin Roberson July 15, 1993 May 28, 1996 Outfielder Chicago Cubs, New York Mets Sid Roberson May 20, 1995 September 29, 1995 Pitcher Milwaukee Brewers Bip Roberts April 7, 1986 September 27, 1998 Utility player San Diego Padres, Cincinnati Reds, Kansas City Royals, Cleveland Indians, Detroit Tigers, Oakland Athletics Brian Roberts June 14, 2001 Second baseman Baltimore Orioles Curt Roberts April 13, 1954 June 8, 1956 Second baseman Pittsburgh Pirates Dale Roberts September 9, 1967 September 16, 1967 Pitcher New York Yankees Dave Roberts (1B) September 5, 1962 May 11, 1966 First baseman Houston Colt .45s, Pittsburgh Pirates Dave Roberts (P) July 6, 1969 May 16, 1981 Pitcher San Diego Padres, Houston Astros, Detroit Tigers, Chicago Cubs, San Francisco Giants, Pittsburgh Pirates, Seattle Mariners, New York Mets Dave Roberts (3B) June 7, 1972 September 18, 1982 Third baseman San Diego Padres, Texas Rangers, Houston Astros, Philadelphia Phillies Dave Roberts (OF) August 7, 1999 September 28, 2008 Outfielder Cleveland Indians, Los Angeles Dodgers, Boston Red Sox, San Diego Padres, San Francisco Giants Grant Roberts July 27, 2000 April 18, 2004 Pitcher New York Mets Jim Roberts July 15, 1924 April 16, 1925 Pitcher Brooklyn Robins Leon Roberts September 3, 1974 September 30, 1984 Outfielder Detroit Tigers, Houston Astros, Seattle Mariners, Texas Rangers, Kansas City Royals Ray Roberts September 12, 1919 September 26, 1919 Pitcher Philadelphia Athletics Red Roberts September 3, 1943 October 3, 1943 Shortstop Washington Senators Robin Roberts β June 18, 1948 September 3, 1966 Pitcher Philadelphia Phillies, Baltimore Orioles, Houston Astros, Chicago Cubs Ryan Roberts July 30, 2006 Utility infielder Toronto Blue Jays, Texas Rangers, Arizona Diamondbacks Skipper Roberts June 12, 1913 August 12, 1914 Catcher St. Louis Cardinals, Pittsburgh Rebels, Chicago Chi-Feds Willis Roberts July 2, 1999 August 13, 2004 Pitcher Detroit Tigers, Baltimore Orioles, Pittsburgh Pirates Andre Robertson September 3, 1981 October 6, 1985 Shortstop New York Yankees Bob Robertson September 18, 1967 June 23, 1979 First baseman Pittsburgh Pirates, Seattle Mariners, Toronto Blue Jays Charlie Robertson May 13, 1919 June 18, 1928 Pitcher Chicago White Sox, St. Louis Browns, Boston Braves Connor Robertson May 17, 2007 Pitcher Oakland Athletics, Arizona Diamondbacks Daryl Robertson May 4, 1962 May 19, 1962 Shortstop Chicago Cubs Dave Robertson June 5, 1912 September 27, 1922 Outfielder New York Giants, Chicago Cubs, Pittsburgh Pirates David Robertson June 29, 2008 Pitcher New York Yankees Dick Robertson September 16, 1913 June 20, 1919 Pitcher Cincinnati Reds, Boston Red Sox, Washington Senators Don Robertson April 13, 1954 May 23, 1954 Outfielder Chicago Cubs Gene Robertson July 4, 1919 May 18, 1930 Third baseman St. Louis Browns, New York Yankees, Boston Braves Jeriome Robertson September 2, 2002 July 21, 2004 Pitcher Houston Astros, Cleveland Indians Jerry Robertson April 8, 1969 June 28, 1970 Pitcher Montreal Expos, Detroit Tigers Jim Robertson April 15, 1954 May 10, 1955 Catcher Philadelphia/Kansas City Athletics Mike Robertson September 6, 1996 June 26, 1998 First baseman Chicago White Sox, Philadelphia Phillies, Arizona Diamondbacks Nate Robertson September 7, 2002 Pitcher Florida Marlins, Detroit Tigers, Philadelphia Phillies Rich Robertson (RHP) September 10, 1966 July 20, 1971 Pitcher San Francisco Giants Rich Robertson (LHP) April 30, 1993 May 3, 1998 Pitcher Pittsburgh Pirates, Minnesota Twins, Anaheim Angels Sherry Robertson September 8, 1940 September 21, 1952 Utility player Washington Senators, Philadelphia Athletics Billy Jo Robidoux September 11, 1985 September 17, 1990 First baseman Milwaukee Brewers, Chicago White Sox, Boston Red Sox Aaron Robinson May 6, 1943 September 28, 1951 Catcher New York Yankees, Chicago White Sox, Detroit Tigers, Boston Red Sox Bill Robinson (OF) September 20, 1966 May 23, 1983 Outfielder New York Yankees, Philadelphia Phillies, Pittsburgh Pirates Brooks Robinson β September 17, 1955 August 13, 1977 Third baseman Baltimore Orioles Bruce Robinson August 19, 1978 October 4, 1980 Catcher Oakland Athletics, New York Yankees Charlie Robinson August 2, 1884 July 4, 1885 Catcher Indianapolis Hoosiers (AA), Brooklyn Grays Craig Robinson September 9, 1972 October 1, 1977 Shortstop Philadelphia Phillies, Atlanta Braves, San Francisco Giants Dave Robinson September 10, 1970 April 21, 1971 Outfielder San Diego Padres Dewey Robinson April 6, 1979 October 4, 1981 Pitcher Chicago White Sox Don Robinson April 10, 1978 July 12, 1992 Pitcher Pittsburgh Pirates, San Francisco Giants, California Angels, Philadelphia Phillies Earl Robinson September 10, 1958 September 30, 1964 Outfielder Los Angeles Dodgers, Baltimore Orioles Eddie Robinson September 9, 1942 September 15, 1957 First baseman Cleveland Indians, Washington Senators, Chicago White Sox, Philadelphia Athletics, New York Yankees, Kansas City Athletics, Detroit Tigers, Baltimore Orioles Floyd Robinson August 10, 1960 September 29, 1968 Outfielder Chicago White Sox, Cincinnati Reds, Oakland Athletics, Boston Red Sox Frank Robinson β April 17, 1956 September 18, 1976 Outfielder Cincinnati Reds, Baltimore Orioles, Los Angeles Dodgers, California Angels, Cleveland Indians Fred Robinson April 17, 1884 April 19, 1884 Second baseman Cincinnati Outlaw Reds Hank Robinson September 2, 1911 August 12, 1918 Pitcher Pittsburgh Pirates, St. Louis Cardinals, New York Yankees Humberto Robinson April 20, 1955 July 24, 1960 Pitcher Milwaukee Braves, Cleveland Indians, Philadelphia Phillies Jack Robinson (C) September 6, 1902 October 3, 1902 Catcher New York Giants Jack Robinson (P) May 4, 1949 May 11, 1949 Pitcher Boston Red Sox Jackie Robinson β April 15, 1947 September 30, 1956 Second baseman Brooklyn Dodgers Jeff Robinson (RP) April 7, 1984 October 3, 1992 Pitcher San Francisco Giants, Pittsburgh Pirates, New York Yankees, California Angels, Chicago Cubs Jeff Robinson (SP) April 12, 1987 July 20, 1992 Pitcher Detroit Tigers, Baltimore Orioles, Texas Rangers, Pittsburgh Pirates Kenny Robinson July 20, 1995 September 24, 1997 Pitcher Toronto Blue Jays, Kansas City Royals Kerry Robinson September 22, 1998 June 17, 2006 Outfielder Tampa Bay Devil Rays, Cincinnati Reds, St. Louis Cardinals, San Diego Padres, Kansas City royals Rabbit Robinson April 22, 1903 June 9, 1910 Utility player Washington Senators, Detroit Tigers, Cincinnati Reds Ron Robinson August 14, 1984 July 2, 1992 Pitcher Cincinnati Reds, Milwaukee Brewers Shane Robinson May 7, 2009 Outfielder St. Louis Cardinals Trayvon Robinson August 5, 2011 Outfielder Seattle Mariners Val Robinson May 1, 1872 May 24, 1872 Outfielder Washington Olympics Wilbert Robinson β April 19, 1886 September 29, 1902 Catcher Philadelphia Athletics (AA), Baltimore Orioles, St. Louis Cardinals, Baltimore Orioles Yank Robinson August 24, 1882 August 10, 1892 Second baseman Detroit Wolverines, Baltimore Monumentals, St. Louis Browns, Pittsburgh Burghers, Cincinnati Kelly's Killers, Washington Senators (1891–99) Chick Robitaille September 2, 1904 August 29, 1905 Pitcher Pittsburgh Pirates Óscar Robles May 10, 2005 Utility infielder Los Angeles Dodgers, San Diego Padres Rafael Robles April 8, 1969 June 10, 1972 Shortstop San Diego Padres Sergio Robles August 27, 1972 September 13, 1976 Catcher Baltimore Orioles, Los Angeles Dodgers Tom Robson September 14, 1974 September 18, 1975 First baseman Texas Rangers Adam Rocap May 5, 1875 October 28, 1875 Outfielder Philadelphia Athletics (1860–76) Mickey Rocco June 5, 1943 June 24, 1946 First baseman Cleveland Indians Armando Roche May 10, 1945 June 5, 1945 Pitcher Washington Senators Jack Roche May 24, 1914 April 18, 1917 Catcher St. Louis Cardinals Ben Rochefort October 3, 1914 October 3, 1914 First baseman Philadelphia Athletics Lou Rochelli August 25, 1944 August 29, 1944 Second baseman Brooklyn Dodgers Mike Rochford September 3, 1988 April 16, 1990 Pitcher Boston Red Sox Les Rock September 11, 1936 September 23, 1936 First baseman Chicago White Sox Ike Rockenfield May 5, 1905 October 7, 1906 Second baseman St. Louis Browns John Rocker May 5, 1998 May 14, 2003 Pitcher Atlanta Braves, Cleveland Indians, Texas Rangers, Tampa Bay Devil Rays Pat Rockett September 17, 1976 July 8, 1978 Shortstop Atlanta Braves Rich Rodas September 6, 1983 June 19, 1984 Pitcher Los Angeles Dodgers Andre Rodgers April 16, 1957 September 30, 1967 Shortstop San Francisco/New York Giants, Chicago Cubs, Pittsburgh Pirates Bill Rodgers (IF) April 15, 1915 May 13, 1916 Second baseman Cleveland Indians, Boston Red Sox, Cincinnati Reds Bill Rodgers (OF) September 27, 1944 April 21, 1945 Outfielder Pittsburgh Pirates Buck Rodgers September 8, 1961 October 1, 1969 Catcher Los Angeles/California Angels Eric Rodin September 7, 1954 September 24, 1954 Outfielder New York Giants Fernando Rodney May 4, 2002 Pitcher Detroit Tigers, Los Angeles Angels of Anaheim Alex Rodriguez July 8, 1994 Shortstop Seattle Mariners, Texas Rangers, New York Yankees Aneury Rodríguez April 2, 2011 Pitcher Houston Astros Aurelio Rodríguez September 1, 1967 October 1, 1983 Third baseman California Angels, Washington Senators (1961–1971), Detroit Tigers, San Diego Padres, New York Yankees, Chicago White Sox, Baltimore Orioles Carlos Rodríguez June 16, 1991 October 1, 1995 Utility infielder New York Yankees, Boston Red Sox Eddy Rodríguez May 31, 2004 July 31, 2006 Pitcher Baltimore Orioles Eduardo Rodríguez June 20, 1973 September 17, 1979 Pitcher Milwaukee Brewers, Kansas City Royals Edwin Rodríguez September 28, 1982 April 30, 1985 Second baseman New York Yankees, San Diego Padres Ellie Rodríguez May 26, 1968 October 3, 1976 Catcher New York Yankees, Kansas City Royals, Milwaukee Brewers, California Angels, Los Angeles Dodgers Félix Rodríguez May 13, 1995 September 30, 2006 Pitcher Los Angeles Dodgers, Cincinnati Reds, Arizona Diamondbacks, San Francisco Giants, Philadelphia Phillies, New York Yankees, Washington Nationals Fernando Rodriguez May 2, 2009 Pitcher Los Angeles Angels of Anaheim, Houston Astros Francisco Rodríguez (P born 1982) September 18, 2002 Pitcher Anaheim Angels/Los Angeles Angels of Anaheim, New York Mets, Milwaukee Brewers Francisco Rodríguez (P born 1983) April 15, 2010 Pitcher Los Angeles Angels of Anaheim Frank Rodriguez April 26, 1995 July 22, 2001 Pitcher Boston Red Sox, Minnesota Twins, Seattle Mariners, Cincinnati Reds Freddy Rodríguez April 18, 1958