George Alfred Lefroy (August 1854 – 1 January 1919) was an eminent Anglican priest in the late nineteenth and early twentieth centuries.
Lefroy was born into an eminent Irish family in County Down in August 1854: his father was Jeffrey Lefroy, Dean of Dromore, and his grandfather, Thomas Langlois Lefroy, Chief Justice of the Queen's Bench, Ireland. He was educated at Marlborough and Trinity College, Cambridge and ordained in 1879. He joined the Cambridge Mission to Delhi the same year and eventually became head of the SPG Mission in Delhi. In 1899 he became Bishop of Lahore.Translated to become Bishop of Calcutta in 1912, he became a Doctor of Divinity (DD) and died in post on 1 January 1919.