Born at Cuckfield, in Sussex, his father having been for many years an inhabitant of the town. Father and son, indeed, were connected with Cuckfield for nearly a century. Byass received his professional training at Guy's Hospital, and after qualifying settled at Cuckfield, where he practised for som

Educated at St Bartholomew’s Hospital and in Vienna. After qualifying he became House Surgeon at the Royal Cornwall Infirmary, and practised for some years at 20 Union Road, Tufnell Park, N. He was at one time Assistant Aural Surgeon to the Dispensary and Senior Assistant Demonstrator of Anatomy at