Brian Bannatyne Lewis (20 September 1906- 23 August 1991) was Professor of Architecture at the University of Melbourne.
He was born in Lottah, Tasmania, the son of James Bannatyne Lewis and Edith Augusta Haynes.
In the early 1930s, he moved to London and was employed by the Great Western Railway.
After a period in the Middle East and Australia, he returned to Britain in October 1942 as Assistant Chief Architect to the Great Western Railway, becoming Chief Architect in 1945 on the retirement of Percy Emerson Culverhouse, He resigned in 1947.
Lewis wrote two books on family life, Sunday At Kooyong Road,[4] based on childhood reminiscence, and Our War,[5] a view of World War I from inside an Australian family.