Al Rosen played for the Indians from 1947-1956.
Here is a list of San Francisco Giants players and personnel who have worn No. 21 since 1958:Don Taussig, outfielder (1958).Marshall Renfroe, pitcher (1959).Ernie Bowman, infielder (1961-63).Gil Garrido, infielder (1964).Jose Cardenal, outfielder (1964).Len Gabrielson, outfielder (1965).Warren Spahn, pitcher (1965).Bob Garabaldi, pitcher (1966).Don Mason, infielder (1968-70).Ed Goodson, infielder (1972-75).Ken Reitz, infielder (1976).Rob Andrews, infielder (1977-79).Guy Sularz, infielder (1980-83).Tom McCraw, coach (1984-85)Candy Maldonado, outfielder (1986-89).Mike Laga, infielder (1989-90).Darnell Coles, outfielder (1991).Royce Clayton, infielder (1991).Kevin Rogers, pitcher (1992).Paul Faries, infielder (1993).Scott Sanderson, pitcher (1993).Brad Brink, pitcher (1994).Deion Sanders, outfielder (1995).Shawon Dunston, infielder (1996).Jeff Kent, infielder (1997-2002).Ruben Rivera, outfielder (2003).Carlos Valderrama, infielder (2003).Eric Young, infielder (2003).Tony Torcato, outfielder (2004-2005).Alex Sanchez, outfielder (2005).Jason Ellison, outfielder (2005-2006).Ryan Klesko, outfielder (2007).John Bowker, outfielder (2008-2009).Freddy Sanchez, infielder (2009-2011).Nick Noonan, infielder (2013-2015).Conor Gillaspie, infielder (2016-present).
Joe Burns - infielder - died in 1974.
John Murphy - infielder - was born in 1879.
Joe Burns - infielder - was born in 1916.
Doc Marshall - infielder - was born on 1906-06-04.
Doc Marshall - infielder - died on 1999-09-01.
Bill Sweeney - infielder - was born on 1886-03-06.
Bill Sweeney - infielder - died on 1948-05-26.
Larry Brown - infielder - was born on 1940-03-01.
Joe Wood - infielder - died on 1985-03-25.
Joe Wood - infielder - was born on 1919-10-03.