Antiquarian and folklorist. A Sheffield solicitor who contributed numerous articles on medieval charters, †place‐names, dialect, †folklore, material culture, etc. to the Derbyshire Archaeological Journal, the Transactions of the Hunter Archaeological Society, the Yorkshire Archaeological Journal, Notes and Queries, etc., Addy is best remembered as the author of The Evolution of the English House (1898, rev. edn, 1933), the pioneering work on vernacular architecture. He also wrote a Glossary of Words Used in the Neighbourhood of Sheffield (1888) for the English Dialect Society, The Hall of Waltheof (1893), and Household Tales (1895).