Sir John Willoughby, 4th Baronet
Sir John Pollard Willoughby, 4th Baronet( 21 April 1799 – 15 September 1866) was a British Conservative politician and civil servant.
John Napier (footballer)
Robert John Napier( born 23 September 1946) was a Northern Irish football centre half and manager, who currently teaches soccer in San Diego, California.
Sir John Gilmour, 4th Baronet
Sir John Gilmour, 4th Baronet DL( 15 July 1944 – 10 February 2013) was the son of Sir John Edward Gilmour of Lundin and Montrave, 3rd Bt. and Ursula Mabyn Wills.
Sir John Evelyn, 4th Baronet
Sir John Evelyn, 4th Baronet( c. 1758 – 14 May 1833) was a British aristocrat.
Sir Thomas Palmer, 4th Baronet, of Carlton
Sir Thomas Palmer, 4th Baronet, of Carlton( 1702 – 14 June 1765) was a British politician.
He was the only surviving son of Robert Palmer of Medbourne, Leicestershire and educated at Emmanuel College, Cambridge.
He succeeded his father in 1724, and his uncle, Sir Geoffery Palmer, 3rd Baronet, as the 4th Baronet in 1732.
His family seat was East Carlton Hall in Northamptonshire.
He was a Member of Parliament( MP) for Leicestershire from 1754 to 1765, having been returned unopposed in 1761.
He was appointed High Sheriff of Northamptonshire for 1740 – 41.
He married Jemima( d.1763), the second daughter of Sir John Harpur, 4th Baronet, in 1735; they had three sons and two daughters.
Robert Surtees Napier
Sir Robert Surtees Napier, 5th Baronet of Merrion Square,( 5 March 1932 – 2 July 1994), was a British baronet and soldier.
He married Jenifer Beryl Daw on 12 February 1931.
He succeeded to the Baronetage of Merrion Square in 1986 on the death of his father Sir Joseph William Lennox Napier, 4th Baronet( 1895 – 1986), and was succeeded by his son Sir Charles Joseph Napier, 6th Baronet in 1994.
Sir John Graham, 4th Baronet
Sir John Alexander Noble Graham, 4th Baronet,( 15 July 1926 – 11 December 2019) was a British diplomat who was ambassador to Iraq, Iran and NATO.
Sir Robert Napier, 2nd Baronet
Sir Robert Napier, 2nd Baronet (c. 1603 – 7 March 1661), of Luton Hoo in Bedfordshire, was an English Member of Parliament.
He was the eldest son of Sir Robert Napier, 1st Baronet, and succeeded to the baronetcy on 22 April 1637, having already been knighted in his own right on 23 April 1623.
He was educated at Exeter College, Oxford and was a member of Gray's Inn.
He sat in Parliament as member for Corfe Castle in the Parliament of 1625-6 and for Weymouth in that of 1628-9, then represented Peterborough in the Long Parliament until being excluded in Pride's Purge.
Sir Robert married, first, Frances Thornhurst by whom he had one son, Robert.
He died within his father's lifetime and his son, also called Robert, succeeded his grandfather in the baronetcy.
Sir Robert's second marriage was to Lady Penelope Egerton, daughter of John Egerton, 1st Earl of Bridgewater, and by her had two other sons and one daughter.
He settled his estate on these two sons, of whom the eldest, John, eventually inherited the baronetcy after the failure of the senior line.
John Napier (designer)
John Napier( born 1 March 1944) is a set designer for Broadway and London theatrical performances.
Sir John Napier, 4th Baronet
Sir John Napier, 4th Baronet (1636–1711) was an English landowner and politician who sat in the House of Commons between 1664 and 1679.
Napier was the son of Sir Robert Napier, 2nd Baronet and his second wife Penelope Egerton, daughter of John Egerton, 1st Earl of Bridgwater and was baptised at Luton Hoo on 5 July 1636.
He succeeded to the family estates on the death of his father on 4 March 1661.
He also inherited the repatented Napier baronetcy since his father had surrendered the original patent when disinheriting the family of his first wife.
In 1664, Napier was elected Member of Parliament for Bedfordshire in the Cavalier Parliament.
When his nephew died in April 1675, he succeeded to the earlier Napier baronetcy of 1611, as heir male to his father.
Napier later became insane and had a commission awarded against him in spring 1710.
He died at the age of about 75.
Napier married by licence issued 25 August 1666, Elizabeth Biddulph, daughter of Sir Theophilus Biddulph, 1st Baronet and his wife Susanna Highlord, daughter of Zachary Highlord, of London.

Question: Where did Sir John Napier, 4Th Baronet's father study?