Thomas Knyvett, 4th Baron Berners

Thomas Knyvett (or Knyvet), de jure 4th Baron Berners (1539–c. 1616), was High Sheriff of Norfolk from 1579.

Thomas Knyvett was the first son of John Knyvett (1510–1561

His daughter Katherine Knyvett, Lady Paston, married Edmund Paston and was one of the writers of the Paston Letters.

His daughter Muriel Knyvett married Sir Edmond Bell, as his second wife.

His daughter Mary Knyvett married on 19 October 1601 Sir Thomas Holland of Quidenham in Norfolk and had Sir John Holland, 1st Baronet

His daughter Abigail Knyvett married Sir Edmund Moundeford of Mundford and Hockwold, Norfolk, the grandson of Francis Mountford, as his second wife. From his first marriage, her husband had a son, Sir Edmund Moundeford (1596 – May 1643), who left much of his inheritance to his half-sister, Abigail's daughter and Thomas Knyvett's granddaughter Elizabeth.