Henry Eustace Guinness
Henry Eustace Guinness (22 September 1897 – 19 February 1972) was an Irish banker and politician.
He was educated at Winchester College, in Hampshire, England.
He fought in World War I and gained the rank of Lieutenant in the service of the Royal Artillery.
He was a partner and later of managing director of Guinness & Mahon bank.
He was an independent member of Seanad Éireann from 1954 to 1957.
He was nominated by the Taoiseach, John A. Costello in 1954 to the 8th Seanad.
He did not contest the 1957 Seanad election.
John Henry Lace
John Henry Lace( 1857–1918) was a British botanist.
John Henry Guinness
John Henry Guinness (10 April 1935 – 29 February 1988) was a son of Henry Eustace Guinness and was chairman of Guinness Mahon.
Educated at Eton College, he attained the rank of officer in the Royal Navy.
Later, he was named a director of Guinness Peat Group and served as chairman of Guinness and Mahon merchant bank.
He married English-born Mary Jennifer Hollwey.
They had three children: Ian Richard Guinness (b. 15 March 1961), Gillian Sarah Guinness (b. 8 July 1962) and Tania Caroline Guinness (b. 10 February 1966).
John H. White Jr.
John Henry White Jr.( born November 10, 1933) is an American historian and museum curator.
Hank Robinson
John Henry( Hank) Robinson( born John Henry Roberson; August 16, 1887- July 3, 1965) was a Major League Baseball pitcher who played from to and again in with three teams.
He batted right and threw left- handed.
He was born in Floyd, Arkansas and died in North Little Rock, Arkansas.
He was inducted into the Arkansas Sports Hall of Fame in 1962.
Roberson is also known as John Henry Robinson and Rube Robinson.
Nancy Baron
Nancy Baron is an American rock singer who was active in New York City in the early 1960s, known for the singles" Where Did My Jimmy Go?" and" I've Got A Feeling".
Jennifer Guinness
Mary Jennifer Guinness(" née" Hollwey; 22 August 1937 – 23 January 2016), was an English- born Irish socialite and member of the Guinness family.
She married John Henry Guinness on 9 April 1959, and they had three children: Ian Richard Guinness( b. 15 March 1961), Gillian Sarah Guinness( b. 8 July 1962) and Tania Caroline Guinness( b. 10 February 1966).
She was a keen sailor and a member of Howth Yacht Club.
John Henry Kreitler
John Henry Kreitler, also credited as John Henry, is an American television composer and songwriter.
John Henry Gurney Jr.
John Henry Gurney Jr.( 1848–1922), was British ornithologist, son of John Henry Gurney Sr. and member of the Gurney family.
John Henry Robinson
John Henry Robinson( 1796 – 1871) was an English engraver.

Question: Where did John Henry Guinness's father graduate from?
Answer: Winchester College