Jim Rice. He was inducted into the Baseball Hall of Fame and his number got retired by the Red Sox on Tuesday.
If you mean Kevin Youkilis, he wears the number 20
Dustin Pedroia is number 15 on the Boston Red Sox.
Clay Buchholz is number 11 on the Boston Red Sox.
Daniel Nava is number 29 on the Boston Red Sox.
Edward Mujica is number 54 on the Boston Red Sox.
Currently, no player wears #26 for the Boston Red Sox.
If you mean Kevin Youkilis, he wears the number 20
JD Drew
Jason Bay, 2009 Number 44
Carlton Fisk
Curt Schilling, pitcher for the Boston Red Sox.
No one currently wears the number 26 on the Red Sox, however former Red Sox great Wade Boggs wore number 26.
Number 31 on the Red Sox is Jonathan Lester.
Will Middlebrooks is number 16 on the Boston Red Sox.
Dustin Pedroia is number 15 on the Boston Red Sox.
Click on the 'Red Sox Numbers' link on this page to see every player that wore every number in Red Sox history.
Clay Buchholz is number 11 on the Boston Red Sox.