Victor Charles Le Fanu (14 October 1865 – 9 August 1939) was an Irish international rugby union flanker who played club rugby for Landsdowne.
Le Fanu was educated at Trinity College, Cambridge and would later play for Cambridge rugby team.
He won three sporting Blues, playing in all three Varsity matches from 1884-1886.
His father was William Le Fanu, a Commissioner of the Irish Board of Works, who more famously was the brother of Sheridan Le Fanu.