Gerard Butler has a middle name.
Common forms of the name are Gerard (English, Scottish, Irish, Dutch, Polish and Catalan); Gerrard (English, Scottish, Irish); Gerardo (Italian, and Spanish); Geraldo (Portuguese); Gherardo (Italian); Gherardi  (Northern Italian, now only a surname); Grard (variant forms Girard and Gurard, now only surnames, French); Gearid (Irish); Gerhardt and Gerhart/Gerhard/Gerhardus (German, Dutch, and Afrikaans); Gellrt (Hungarian); Gerardas (Lithuanian) and Gerards/irts (Latvian);  (Greece)
 The modern English "butler" thus relates both to bottles and casks

