Geoffrey Longney (25 May 1935 – 26 September 2018) was an Australian cricketer. He played one first-class cricket match for Victoria in 1956.
Born in Melbourne, Australia, Longney was a domestic cricketer who represented the Victoria cricket team in a single first-class match during the 1956 season. His career in first-class cricket was limited to this one appearance. Beyond his first-class cricket involvement, records indicate he also played as a wicketkeeper for the Melbourne Cricket Club (MCC) side and was involved in Australian rules football, having played as a rover for the Melbourne Football Club's seconds team in 1955 and 1956 before being cleared to the Victorian Football Association (VFA) side Oakleigh.
Longney died on 26 September 2018 in Melbourne at the age of 83. His biographical details are documented in sources including ESPN Cricinfo and Cricket Archive, and he is listed among Victoria's first-class cricketers.