| Personal | Pedigree | |
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John McLachlan was born 1867 in Greenock, Scotland. He was the son of Robert Douglas McLachlan (1834-?) and Jane Stewart. His siblings were Jane Stewart McLachlan (1878-?), Colin McLachlan (1863-?), Mary McLachlan (1869-?), Elizabeth McLachlan (1873-?), Robert McLachlan (1874-?), James McLachlan (1877-?).
John McLachlan's occupation was Riveter.