Gilbert Talbot, 3rd Baron Talbot
Gilbert Talbot, 3rd Baron Talbot( c. 1332–1387) was an English nobleman and soldier.
He was the grandfather of John Talbot, 1st Earl of Shrewsbury.
David Barry, 1st Earl of Barrymore
David Barry, 1st Earl of Barrymore, 19th Baron Barry, 6th Viscount Buttevant (10 December 1604 – 29 September 1642) was the posthumous child of David Barry, the son of David de Barry, 5th Viscount Buttevant, and Elizabeth Power, daughter of Richard Power, 4th Baron le Power and Curraghmore.
He was born 10 March 1604 and succeeded to the Barrymore estates on 10 April 1617 on the death of his grandfather.
In 1631 he married the Lady Alice Boyle, daughter of Richard Boyle, 1st Earl of Cork, by his second wife, Catherine Fenton.
Through Cork's influence he was created Earl of Barrymore on 28 February 1628.
During the 1641 rebellion, he sided with the Crown upon whom his title and lands depended.
On 10 May 1642 he stormed the Castle of Ballymacpatrick (now Careysville), near Fermoy, which was held by his grand-aunt, and hanged forty of the rebel leaders before breakfast.
He led a regiment at the Battle of Liscarroll in September 1642.
He died two weeks later of a fever on the 29 September 1642 at his house in Castle Lyons, and was buried in the Boyle Vault by his grieving father-in-law, Richard Boyle.
Youghal, County Cork, Ireland.
Christopher Nugent, Lord Delvin
Christopher Nugent, Lord Delvin( died before 1680) was the eldest son of Richard Nugent, 2nd Earl of Westmeath.
His brother was Thomas Nugent, 1st Baron Nugent of Riverston.
By his wife, Mary Butler( daughter of Colonel Richard Butler, grandson of Walter Butler, 11th Earl of Ormonde and Lady Frances Tuchet, daughter of Mervyn Tuchet, 2nd Earl of Castlehaven), he had issue:
Richard Barry, 2nd Earl of Barrymore
Richard Barry, 2nd Earl of Barrymore, 7th Viscount Buttevant, 20th Baron Barry (4 November 1630 – 1694) was the son of David Barry, 1st Earl of Barrymore and Lady Alice Boyle.
He was married first to Susan Killegrew, daughter of Sir William Killegrew, they had three children: Mary, Catherine, and Susan.
Secondly, he married Martha Lawrence, daughter of Henry Lawrence and Amy Peyton, which produced Laurence Barry, 3rd Earl of Barrymore and Theodora.
He married a third time to Dorothy Ferrar, daughter of John Ferrar of Dromore in February 1666.
From this marriage was born seven children including the first born James Barry, 4th Earl of Barrymore.
Richard Barry, 7th Earl of Barrymore
Richard Barry, 7th Earl of Barrymore( 14 August 1769 – 6 March 1793) was an English nobleman of Ireland, as well as an infamous rake, gambler, sportsman, theatrical enthusiast and womanizer.
He was known as" Hellgate" and" the Rake of Rakes" and died at the age of 23.
James Barry, 4th Earl of Barrymore
James Barry, 4th Earl of Barrymore( 1667 – 5 January 1748) was an Irish soldier and Jacobite politician.
Ralph Neville, 3rd Earl of Westmorland
Ralph Neville, 3rd Earl of Westmorland( c. 1456 – 6 February 1499) was an English peer.
He was the grandfather of Ralph Neville, 4th Earl of Westmorland.
Barry Krauss
Richard Barry Krauss( born March 17, 1957) is a former professional American football player who played linebacker for twelve seasons in the National Football League.
Thomas Bruce, 2nd Earl of Ailesbury
Thomas Bruce, 2nd Earl of Ailesbury( later styled Aylesbury) and 3rd Earl of Elgin( 1656 – 16 December 1741) was an English politician and memoirist.
He was the son of Robert Bruce, 2nd Earl of Elgin, and Lady Diana Grey.
His maternal grandparents were Henry Grey, 1st Earl of Stamford, and Lady Anne Cecil, daughter of William Cecil, 2nd Earl of Exeter.
His" Memoirs", which were not published until long after his death, are a valuable source for English history in the last quarter of the seventeenth century.
Maud de Lacy, Countess of Hertford and Gloucester
Maud de Lacy,( 25 January 1223 – 10 March 1289), was an English noblewoman, being the eldest child of John de Lacy, 2nd Earl of Lincoln, and the wife of Richard de Clare, 5th Earl of Hertford, 6th Earl of Gloucester.

Question: Who is Richard Barry, 2Nd Earl Of Barrymore's paternal grandfather?