Mike Ryba, a pitcher, wore #20 for the Red Sox between 1942-1946.
Luis Aparicio wore #11 with the Boston Red Sox.
Tony Perez wore #5 for the Boston Red Sox.
Ted Williams wore #9 for the Boston Red Sox and that number has since been retired by the team.
Click on the 'Red Sox Numbers' link on this page to see every player that wore every number in Red Sox history.
Joe Cronin wore #4 for the Boston Red Sox in 1935 and again from 1937 to 1945. In 1936, he wore #6.
That was Johnny Damon who wore #18 for the Red Sox between 2002-2005.
Ted Williams wore uniform number 9 his entire career with the Boston Red Sox from 1939 - 1960.
Ted Williams wore the number 9 for the Boston Red Sox.
Carl Yastrzemski wore #8 for the Boston Red Sox.
Lefty Grove wore number 10 with the Sox in 1934.
Yaz wore #8 for the Red Sox between 1961-1983. The number was retired in 1989.
Ted Williams wore number 9 on his Boston Red Sox uniform his entire career.