- Born: 9 Jun 1829, Ventonleague, Phillack, Cornwall
- Christened: 9 Aug 1829, Phillack, Cornwall
- Married: 7 Jun 1860
- Died: 30 Oct 1873, Tuckingmill, Illogan, Cornwall
1871 England Census:
Age given: 41 years
Birthplace given: Phillack, Cornwall
Dwelling Place: Illogan, Cornwall
Present were wife Elizabeth née Clyma (32) of Truro, children (all born in Illogan): Ellen J. (10), scholar, Florence E. (10), scholar, Arthur J. (6), scholar
Late of Tuckingmill in the Parish of Illogan in the County of Cornwall, accountant. Admin. granted 2 Jul 1874 at Bodmin to Elizabeth Vivian of Tuckingmill, widow, the relict.
England & Wales, National Probate Calendar (Index of Wills and Administrations),1861-1941, p. 45
John married Elizabeth CLYMA, daughter of William CLYMA and Jenifer JENNINGS, on 7 Jun 1860. (Elizabeth CLYMA was born in Truro, Cornwall and was christened on 14 Oct 1838 in Truro, Cornwall.)
Secondary sources show this marriage having occurred in Phillack; however, no such marriage is to be found in the Phillack parish register. John Vivian and Elizabeth Clyma were married in the Truro district (GROE Marriage Index, vol. 5c, p. 292).