Born: December 5, 1824, Aberdeen, Scotland.
Died: September 19, 1908, Kinbuck, Dunblane, Perthshire, Scotland.
Buried: Warriston Cemetery, Edinburgh, Scotland.
Walter was the son of Walter Smith and Barbara Milne.
He attended Marischal College at the University of Aberdeen and New College, Edinburgh.
He was ordained pastor of the Chadwell Street Scottish Church, Pentonville, Islington, London, on Christmas Day, 1850.
He later served at the Free High Church, Edinburgh; the Roxburgh Free Church, Edinburgh; the Orwell Free Church, Milnathort, Kinrossshire; and the Free Tron Church, Glasgow.
The Free Church of Scotland elected him its moderator during its Jubilee year in 1893.