GeldartGeldart is surname. Its origin has been potentially tied to the surname "Geldherd" from the 13th century, and may be related to gelding. and may refer to: Callum Geldart, English cricketer Clarence Geldart, American film actor Gary Geldart, American ice hockey player Stanley Geldart, Canadian politician Tom Geldart, English footballer William Martin Geldart, British jurist