John Leck Bruce (16 October 1850 – 29 November 1921) was a Scottish-born architect, sanitary engineer and teacher.
He was born in Glasgow to Robert Bruce (clerk), and his wife Jane (née Leck).
[1] Bruce began practising professionally at 21 years old (1871/72), and in 1874/75 he took David Sturrock into partnership under "Bruce & Sturrock", as well as working as a consulting engineer for Glasgow Corporation.
They had five children: Robert (1878–unknown), Charles John (1880–1961), Gerald Whitney (1882–1917), Cecile Blanche Ritchie (1891–1959) and Maida Charlotte Jean (1895–1943).
[5] Bruce worked as the Sydney editor of Building and Engineering Journal of Australia and New Zealand and assistant editor of Australian Technical Journal, and in 1901 he authored The Australian Sanitary Inspector's Textbook.