The organization has retired 10 numbers:

  • 1: Bobby Doerr
  • 4: Joe Cronin
  • 6: Johnny Pesky
  • 8: Carl Yastrzemski
  • 9: Ted Williams
  • 14: Jim Rice
  • 26: Wade Boggs
  • 27: Carlton Fisk
  • 34: David Ortiz
  • 45: Pedro Martinez

Additionally, in 1997, the Red Sox retired No. 42, joining the rest of MLB in honoring Jackie Robinson.