The peerage is so ancient as to have been established by writ, and thus can descend through both male and female lines (in the absence of an official grant of remainder).
He died without male progeny and was thus succeeded by his daughter Jane Bourchier, wife of Sir Edmund Knyvett and de jure 3rd Baroness Berners, although she never assumed the title.
Her grandson Thomas Knyvett, the de jure 4th Baron, received a writ of summons in this title but died before obtaining the King's confirmation.
His great-great-grandson Sir Thomas Knyvett, the de jure 7th Baron Berners, sat as a Member of Parliament for Dunwich and Eyre.
Robert Wilson, younger son of the tenth Baron, and wife of Sir Henry Thomas Tyrwhitt, 3rd Baronet (see below for earlier history of this title).
He represented Weymouth and Melcombe Regis, Denbigh Boroughs, Athlone and Shrewsbury in the House of Commons.
He was succeeded by his son, the aforementioned Sir Henry Thomas Tyrwhitt, 3rd Baronet, who married Harriet Wilson, 12th Baroness Berners.