Writing his will in 1808 Houghton Vivian left his son Matthew Vivian one shilling. Houghton appointed Matthew's son, Joseph, as sole executor of his will.
In 1813 Matthew Vivian of Gwennap was sole executor of the will of his late son Joseph Vivian.
In 1841 Mathew Vivian, aged 88, born in the county, Ind[ependent], was with (his daughter) Mary Halse and her family in Porth, Perranzabuloe, Cornwall.
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Matthew Vivian of Goon Gumpas died aged 90 years (burial record).
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19th inst., at Crofthandy, Gwennap, Capt. Matthew Vivian, aged 91, for many years sample-taker to the Mines Royal Copper Company.
Penzance Gazette and West Cornwall Advertiser, Wednesday, 31 May 1843, p. 4