Julius Alfred Chatwin FRIBA, RBS, FSAScot (24 April 1830 – 6 June 1907), was a designer of buildings and the most prolific architect involved with the building and modification of churches in Birmingham, England, building or altering many of the parish churches in the city. He used both the Gothic and Classical styles. His designs always included all of the carvings and internal fittings.
Born the son of John (a button manufacturer in Great Charles Street, Birmingham) and Harriet Chatwin, and educated at King Edward's School on New Street and the University of London, he was known by the name Alfred. He worked from 1846 as an architect for the largest builders in the country, Branson and Gwyther of Birmingham. He was articled to Charles Barry in 1851 and worked with Barry and Augustus Pugin on the Victoria Tower of the Houses of Parliament. He worked again for Gwyther personally on his enterprises in Llandudno, North Wales. In 1855 he opened an office on Bennett's Hill in Birmingham. He was, from 1866, architect to the Governors of King Edward's School and designed the first King Edward VI High School for Girls on New Street. From 1864 he became architect to Lloyds Bank for over thirty years.