I once had dealings with a guy (and his wife) named Treblecock. Apparently a not uncommon British family name.
Then there's Tom Threepersons of holster fame and Helen Twelvetrees, a semi-famous actress.
“What’s in a name? That which we call a rose by any other name would smell as sweet.” Juliet's famous Soliloquy about Romeo's last name.
Terry Onetreeperson, 230RN