Thomas was born in 1850.
On 31 March 1851 the Arnott family lived in Crossford, Dunfermline, Fife. John Arnot Junr (40) Hand Loom Weaver (damask) & Margt G Philp (30) with John Arnot (8), George P Arnot (7), Henry Arnot (5) & Thomas Arnot (10 Months). 
Elizabeth Riley married Thomas Arnott on 18 November 1880 at Balmain, New South Wales
In 1888 they lived in Llewellyn St, Balmain, New South Wales and stayed there until their deaths.
He passed away in 1931 and was buried at the Field of Mars Cemetery, East Ryde, Ryde City, New South Wales.  Presbyterian Portion, Section B, Grave 34. Buried with wife, son (ashes), daughter-in-law and son-in-law (ashes).
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