Rachel was born in Ardchattan, around 1792.
On 16 January 1816 Rachel Thomson married Duncan Kennedy at Ardchattan.
Their children were:
Peter Kennedy 1822
Elizabeth (Eliza) Kennedy 1831
Isabella Kennedy 1832
Duncan, Rachel and family are shown as living at Dail in the 1841, 1851 and 1861 censuses.
Her husband Duncan Kennedy died on 25 June 1877 and Rachel died the next year on 21 April 1878, both at Muckairn, Argyll.