Reds:
Gary Redus (54) -Hit for the cycle on 8/27/89- the same day Pete Rose was banned from baseball.
Dick Baney (65) -Pitched for the Reds in '73 and '74. Posed nude for Playgirl in '77.
Bid McPhee -The last man to play 2b without a glove.
Others:
Coco Crisp (32)
Fernando Valenzuela (51) -Although his number has not been officially retired by the Dodgers, it hasn't been assigned to any other players since he retired.
Vic Power -Played in Puerto Rico under his real name, Vic Pellot, but when he played minor league ball in French Canada, he found that "Pellot" sounded like a French slang term for a certain part of the anatomy, so he began going by "Vic Power".