Frank \f-ra-nk\ as a boy's name (also used as girl's name Frank), is pronounced frank. Short form of Francis or Franklin. Used as an independent name since the 17th century. Frankie is occasionally used for girls. Franz (frahnz) is a German form. Musicians Frank Sinatra, Frank Zappa; astronaut Frank Borman; actors Frank Langella, Franco Nero, Frankie Muniz; architect Frank Lloyd Wright.
For more information, see also the related name Pancho.