• Married: 10 Oct 1900, St. Mary's Church of England, Waverley, Sydney, N.S.W., Australia ¹
• Died:

  Marriage Information:

Montagu married Jessie Sylvina Anderson, daughter of Christopher Thomas Anderson and Jessie Marie Green, on 10 Oct 1900 in St. Mary's Church of England, Waverley, Sydney, N.S.W., Australia ¹. (Jessie Sylvina Anderson was born on 28 Jun 1877 in Glenmore-road, Paddington, Sydney, N.S.W., Australia ^{2 3} and died on 17 Dec 1956.

  Marriage Notes:

October 10, 1900 at St. Mary's C. E., Waverley, by the Rev. W. I. Carr-Smith, Montagu Arthur Machen, second son of Montagu S. Machen, Esq., J.P., Glen Hayes, Gundagai, to Jessie Sylvina, eldest daughter of the late Christopher Thomas Anderson of .... Ebley-street, Waverley.

The Sydney Morning Herald, Saturday, 1 Dec 1900.