Robert Mackenzie married Louise Alexandrina Jones, daughter of
Richard Jones, a member of the
New South Wales Legislative Council, Sydney, in 1846. One of their daughters, Mary Louisa (Minnie), married
Alexander Archer, one of the
Archer brothers. Both Minnie and Alexander died in the 1890 sinking of the
RMS Quetta and are commemorated with a memorial window in the
Quetta Memorial Church at
Thursday Island. Robert Mackenzie succeeded his brother William on his death on 21 December 1868 to the
baronetcy and returned to live on the family estate in
Scotland in 1871. Sir Robert died at 6 Atherstone Terrace, Queen’s Gate Gardens, London on 19 September 1873. ==See also==