~1440, John born in England, heir & s/o 950652. Reginald Tretherff & 950653. Margaret St. Aubyn.
~1450, Elizabeth born in England, d/o 950654. Hugh Courtenay & 950655. Margaret Carminow.
6/28/1461, Edward IV, age 19, replaced Henry VI as King of England in London.
1/20/1462, Feoffment by John Laurens ... Witnesses :- John Tretherff, esquire, ... (S) Cat. of Ancient Deeds, 1902, P502.
By 5/8/1464, John’s father died.
5/20/1469, Demise by John Tretherff, esquire, ... two holdings ... town of Trethelan ... of his manor of Brongolowe. (S) Ancient Deeds, 1902, P485.
~1471, John married Elizabeth.
1479-80, “…from the mill called Melyn Nowith, because ruined; payment from John Tretherff for Skuwys released this year at Tremblyth …”. (S) UKNA, Cornwall Record Office.
12/1480, John Tretherff, armiger, sued Thomas Glasen for breaking into his closes at Seynt Elven, Trewoen [the pleadings name his father as Reginald, his father as John, and his father as Reginald.] (S) The Genealogist, V20, 1904, P89.
8/10/1482, Feoffment by Marian Lannargh ... Witnesses: ... John Tretherff, esquires, ... (S) Cat. of Ancient Deeds, 1902, P516.
8/22/1485, Henry VII succeeded Richard III as King of England. The King created Elizabeth’s brother Edward, earl of Devon.
2/10/1488, Feoffment ... to John Tretherff, the elder, esquire, of all ... town of Treworian next Tretherff in the parish of St. Probus. Witnesses:—John Trenowyth, ..., and Thomas Tregarthyn, the elder, esquires. (S) Ancient Deeds, V4, 1902.
10/1488, Indenture of demise by John Reskymer ... Witnesses:—John Tretherff, John Trevaignon, Thomas Tregarthyn, the younger, esquires, ... (S) Cat. of Ancient Deeds, V4, 1902.
8/8/1491, Feoffment by Martin Nanspian ... to John Tretherff, the elder, esquire, ... lands in Tendeyll Mor ... (S) Cat. of Ancient Deeds, 1902, P546.
1/6/1495, “(1) Hugo Strange of Tywardreath … Witn: John Trenowyth; John Tretherff; Thomas Tregarthen; John Gayer; William Stotell of Kestell.” (S) UKNA, Cornwall Record Office.
12/13/1497, Indenture made at Tretherff ... Counte of Cornwall ... between John Tretherff, the elder, esquire, and John Reskymer, esquire, viz. that the said John Reskymer shall take to wife Katharine daughter of the said John Tretherff before the Purification next ... to mak an estate to them to the yearly value of 6 marks ... and shall pay £40 on the marriage day ... Reskymer shall make an estate of lands to the value of 10 marks yearly to the said Katharine ... bonds on either side of 200 marks for performance. (S) Cat. of Ancient Deeds, 1902, P535.
1/3/1499, Indenture by John Reskemmer, esquire, to Katherine, d/o John Tretherff, the elder, esquire, ... (S) Cat. of Ancient Deeds, 1902, P488.
1502-03, “John, son and heir of Reynold Tretherff. v. John Tregasowe, ….: Detention of deeds relating to the manor of Petygre and messuages and land in Sorne and Trevelwith.: Cornwall.” (S) UKNA.
1504, Indenture ... by John Tretherf the elder, esquire, to Reginald his son, in tail, ... (S) Ancient Deeds, 1902, P485.
10/28/1504, Indenture being a feoffment by John Tretherff, the elder, esquire, to William Tretherff his son, ... manor of Penlene ... courts of the said manor ... John Tretherff, the younger, his son, ... Witnesses: Edward Courtenay, earl of Devon, ... (S) Desc. Cat. of Ancient Deeds, 1902, P503.
5/27/1509, Elizabeth a legatee of her brother Edward, Earl of Devon.
1509, Plaintiff: John Paslewe Defendant: John Reskemer, John Trethurffe, ... Cornwall. (S) UKNA.
6/20/1510, John Tretherff, esquire of Lanrake, Cornwall, died. (S) Testamenta Vetusta, 1826, P495.
1/21/1511, Award by John Arundell of Talvern, ... between Eliz. Tretherff widow, and Thos’ Tretherff, son and heir, executors of John Tretherff, the elder, at Boconnok, in Cornwall, specifying and dividing the personal and other property of the deceased. (S) L&Ps, F&D, Henry VIII, V1, P1, P212.
(S) Wadham College, Oxford, Jackson, 1893. (S) Magna Carta Ancestry, P239. (S) 1530 Visitations of Cornwall, P497.
Children of John and Elizabeth:
i. Jane Trethurffe (237663), born ~1473 in England.
ii. Thomas Tretherffe (32822), born ~1478 in Cornwall, England.
iii. Reynold Tretherff, born ~1480 in Cornwall, England.
Reynold married Margery Nanskill.
1518-29, “Thomas Tretherff, esquire, son and heir of John Tretherff, esquire. v. Reynold Tretherff, comant's younger brother.” [Title issues to various properties.] (S) UKNA, C 1/583/50a.
iv. Katherine Tretherff, born ~1481 in Cornwall, England.
1497, Katherine married 1st John Reskymer, esq.
Katherine married 2nd John Skewys.
8/1537, Katherine died. (S) DNB, Stephen, 1897, P360.
5/23/1544, John died.