Whatever you do, just don't call him Baldy. After he's a year old, that is.
Famous people named Baldwin:
There aren't many notables yet with Baldwin as a given name, but as a surname it's most widely recognizable from actors the Baldwin brothers: Alec, Stephen, Daniel, and William.
90s aficionados will recognize "Kind of a Baldwin" as a phrase from the movie Clueless, used to refer to a really handsome guy.