MB BS Lond 1904, MD 1905; FRCP Lond 1932.
Langley was born on 16 February 1882 in Islington. He was educated at Merchant Taylor's School, London, and studied medicine at St Thomas's Hospital, winning a number of prizes. Langley held resident appointments at St Thomas's, Great Ormond Street, and Brompton Hospitals before being appointed resident medical officer at the York Road Lying-in Hospital, London. He then entered general practice, in Nottinghamshire then in South Yorkshire. During the first world war, Langley was in sole charge of a small auxiliary hospital in Sheffield where he studied trench nephritis, for which he was awarded the MBE. He also worked in Mesopotamia. When Langley returned to England he was elected honorary physician to Ancoats Hospital Manchester and Salford Royal Hospital, appointments he held until his retirement. After retirement, Langley became dean of post-graduate studies at the University of Manchester. Langley's main interest was in cardiology. He retired to Cheshire and was writing a history of Salford Royal Hospital when he died, on 31 August 1964.