Author of The Knyvett Letters (1640-1644) published by the Norfolk Record Society and also Constable in 1949.

He was born 1596 at Ashwellthorpe, Norfolk, England and christened June 10. Died June 30 1658 in Henham Hall, Suffolk, England and buried July 2 at Ashwellthorpe.

Katherine married Thomas, 3° B. Berners, on February 28, 1620 at St Mary Le Strand. She was the daughter of Thomas Burgh, 5th Lord of Gainsborough. She was buried May 1, 1646.

National Archives (UK)
Reference: KNY 751 372 x 5
Thomas Bedingfield. Proceedings against Knyvett by Committee (? for Compounding), (nd).

Reference: KNY 755,756
Edmund Knyvett, (Porter of the Mint), Tower of London, uncle
Family quarrel between Sir Thomas Knyvett and Lady Bacon, and loans, (1617, 1622).

Reference: KNY 481 372 x 1
That three Final Concords between Thomas Knyvett and Katherine his wife and Anthony Knyvett of Westminister re one fourth part of the castle of Starborough and manors and lands named there and elsewhere in Sussex, Surrey and Kent were to the use of Thomas and Katherine, (1621).

Reference: KNY 513 372 x 1
Draft petition of John Denbergh to Charles I for authorization of patent granting himself and Thomas Knyvett jointly the office of porter of the mint, formerly held by Edmund and Thomas Knyvett, undated, (1625-1649).

Reference: Phi/554 578 x 3
Bargain and Sale by Thomas Knyvett Esq. and Katherine his wife, daughter and coheir of Thomas, Lord Burgh sen. and sister and coheir of Thomas, Lord Burgh jun., to Sir Thomas Richardson knight of reversion of one quarter part of Starborough Castle, the manor of Starborough, and farms called Leighton in Cowden, Chiddingstone, Cobham and Ticehurst in Surrey, Sussex and Kent, after the death of Frances, Lady Burgh, (May 15, 1626).

Reference: KNY 598 372 x 5
Thomas Knyvett, Ashwellthorpe
Payment of money due to Mrs. Hamden, family matters inc. brother Nat's seeking a wife, and hawking pheasants, (1631).

Reference: KNY 486,487 372 x 1
Agreement between Edmund Knyvett of Cornwell (co. Oxford) and Thomas Knyvett Esq. of Ashwellthorpe by which Edmund agreed to take £312 in lieu of £600 in which Thomas was bound to him by recognizance of statute staple, (1631).

Reference: KNY 488,489 372 x 1
Conveyance
From Thomas Knyvett Esq. of Ashwellthorpe to Anthony Knyvett Esq. and Elizabeth Knyvett Thomas's daughter of farm in Ashwellthorpe and Fundenhall occupied by John Sayer, as security for debt of £300 and on condition of payment of Anthony and Elizabeth of annuity of £24, 1637, and declaration of 1645 that the annuity was to use of Anthony for life then to Elizabeth, (1637-1645).

Reference: KNY 491 372 x 1
By Francis Knyvett from Anthony Knyvett by the consignment of Thomas Knyvett Esq. of Ashwellthorpe of £12.18.7., (1638).

Reference: KNY 754 372 x 5
J. Colladon. Debt of Knyvett's brother Edmund, (1640).

Reference: KNY 503 372 x 1
Acknowledgement of receipt
By Edward Turfett gent. of Norwich from Thomas Knyvett Esq. of Ashwellthorpe as administrator of the estate of Edmund Knyvett gent. deceased of £10 for a watch delivered to Edmund, (1641).

Reference: KNY 612 372 x 5
Letter from a son, at Rotterdam for political reasons
Mentioning the many Norfolk fugitives there and his own intention to live at Utrecht to learn the language, (1643).

Reference: KNY 758 372 x 5
John Knyvett, Utrecht, son
Concerning unguarded expressions in his letters that had endangered his father, (1644).

Reference: KNY 759,760 372 x 5
Katherine Knyvett, wife
Family matters inc. son Tom's sickness, sequestration of the estate, despoiling of the glass and brasses in Ashwellthorpe Church, and other troubles under the Parliament, (c1644).

Reference: KNY 761,762 372 x 5
Mary, widow of John Knyvett, asking for financial help, (1646, 1655).

Reference: KNY 565-570 372 x 3
Notes of housekeeping and other expenses
Expenses of Thomas Knyvett and of stocks in the house when his 'sonne Rouse', (husband of Buss) took over the housekeeping, 1647-1648, 1651-1652, (1647-1652)

Reference: Phi/555 578 x 3
Bargain and Sale by Thomas Knyvett Esq. son of Dame Elizabeth Knyvett widow of Sir Thomas Knyvett daughter and coheir of Nathaniel Bacon knight to John Earle Esq., Martin Earle gent. his son and John Fisher gent. of one third part of the following - eleven pieces of land and pasture in Heydon cont. together 12a. 10p. inc. Gallowbush acre and Whores acre; eleven pieces of land in Corpusty cont. 8a. ½r. inc. at Gallowbush; 1½a. land in two pieces in Corpusty; three pieces of land cont. 2½a. at Irmingland Hyrne in Corpusty; and Sicke Meadowes in Corpusty cont. 6½a. 16p. lately divided into three closes, (August 27, 1650).

Reference: KNY 521 372 x 1
Settlement after the marriage of Thomas son of Thomas Knyvett sen. and Emme his wife re Blackhall in Wymondham and lands there and in Fundenhall and 10a. part of Fundenhall Wood, (1652).

Reference: KNY 610 372 x 5
Thomas Knyvett, Heveningham Hall (co. Suffolk), John's father
Lawsuit concerning one Clayton and possibility of John's marrying one of Sir Symonds D'Ewes' daughters - 'they are both good matches for them than Can Catch them', (1652).

Reference: 372 x 1 KNY 515-519
Draft letters from Thomas Knyvett
Re proposed marriage of his son, John, and Mary Bedingfield and particulars of lands to be settled on them, 1654 and undated, (1654).

Reference: KNY 520 372 x 1
Settlement prior to marriage
Between John Knyvett, gent. son of Thomas Knyvett Esq. and Mary daughter of Sir Thomas Bedingfield of Darsham re the manors of Ashwellthorpe, Wreningham, Neland, Fundenhall, and Hapton, the advowsons of Ashwellthorpe and Wreningham, Hawes Marsh in Hapton, various farms, inc. in Thorpe, Thorpe Wood next the park cont. 76a., several groves cont. 30a., Hapton Hall, Bellhouse Close, closes called Crabbs and Swampie Closes in Wymondham. Exceptions from conveyance inc. house and smith's shop in Ashwellthorpe, Fundenhall Wood stubbed and unstubbed cont. about 180a., and the upper end of Thorpe Wood next Wymondham cont. about 64a, (1655).

Reference: Phi/556 578 x 3
Exemplification of pleading in Chancery between Thomas Leigh Esq. and Thomas Cary Esq. re Poyle Park, Surrey, in which Thomas Knyvett Esq. of Ashwellthorpe was concerned as heir of Thomas, Lord Knyvett of Escricke, (July, 1656).

Reference: KNY 522 372 x 1
Lease and Release from Thomas Knyvett Esq. to John Knyvett Esq. of Darsham his son of the same property as KNY521, (1657).

British Libray of Manuscripts
Reference: Add. 27447 ff. 272, 276, 286, 294, 296, 298
Knyvett (Thomas). Capt. of Ashwellthorpe. Letters to, from Sir C. Cornwallis and others, (1626-1658).

Reference: Eg. 2715 f. 473
Knyvett (Thomas V.). Sir. Grandson of Sir Thos. ii. Bill for carriage, with receipt, (1629).

Reference: Add. 34653 ff. 179-200
Knyvett (Thomas). of Ashwelthorpe, co. Norf. Correspondence with J. Pulham, (1629-1633).

Reference: Eg. 2716 f. 26
Knyvett (Thomas V.). Sir. Grandson of Sir Thos. ii. Mem. of licence to, to sue on a bond, (1630).

Reference: Eg. 2716 f. 163
Knyvett (Thomas V.). Sir. Grandson of Sir Thos. ii. Order to, from Chief Justice Heath, (1634).

Reference: Add. 63650 ff. 18-18v
Knyvett (Thomas). J.P. for co. Norf. Warrant to the Churchwardens of Ashwellthorpe from T. Knyvett and J. Buxton rel. to collection of benevolence for repair of St. Paul's Cathedral, signed, (1634).