John Trenowith, of Fentongollan, married Jane Nanfan, daughter of Jacob Nanfan, of Trethewel.

Their children were:

1. John Trenowith, married Honor Tregarthian
2. William Trenowith, of Cornave

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Primary Sources

Inquisitions Post Mortem for John Trenewith, senior, Esquire, Writ. 28 November 1445.

Family members mentioned:

"Margaret his wife, who survives"

He died on 26 November 1444. John Trenowyth is his son and next heir, and was aged 18 years, 11 weeks, and 2 days at his father’s death.

Origins

Inquisition Post Mortem for Ralph Trenewith, Writ 18 November 1427. Ralph Trenewith died on 15 August 1427. John is his son and next heir, and aged 24 years and more.

References

1. https://www.genealogics.org/getperson.php?personID=I00748992&tree=LEO Cites
   1. [S01212] Burke, John, A Genealogical and Heraldic History of the Commoners of Great Britain and Ireland, 4 volumes 1836/38. 4:692-3
2. History of Parliament Online s. of John Trenewith (prob. d.v.p.) by Joan, da. and coh. of Stephen Treage by Alice, da. of Noel Chenduyt; gds. of Ralph I*. m. (1) bef. 1403, Jane, da. of Sir William Basset (d.1383), 1s.; (2) bef. 1420, Maud, da. and h. of John Tregorrick†, 5da.