A first name a US president went by (Grover, Bill, Joe), or Joseph, Biden's full first name (the one exception). A legal first name nobody went by, like Stephen, doesn't count.
In Namedle, this comes up 1 in 11 a roll. It's one of 2 badges in its family, and a roll counts at most one of them.
A name a day when your dice deal it, free, no account needed.