Gedye is an English surname. Notable people with the surname include: George Eric Rowe Gedye (1890-1970), British journalist, author and intelligence officer Graham Gedye (1929–2014), New Zealand Test cricketer Mary Gedye (1834-1876), Australian watercolourist and Landscape painter Charles Townsend Gedye (1833-1900), 19th Century Australian shipping magnate English-language surnames