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The Mordaunt Earls of Peterborough in Turvey

Lord Henry, 4th Baron Mordaunt of Turvey (1564-1608), and his wife, Margaret Compton, had a son called John.

John was created Earl of Peterborough by King Charles I on 9 March 1628.

John, 1st Earl of Peterborough 18

Jan 1599 - 1642

18 January 1599 - 18 June 1642

Lord Henry's eldest living son, John was born in Lowick, Northants.

King James I greatly admired John’s “beauty and intelligence” and made him a Knight of the Bath in 1616.

King Charles I was also a fan as he was raised John to the dignity of Earl of Peterborough on 9 March 1628.  

John married Elizabeth, daughter of William, 3rd Baron Howard of Effingham on the 7th April, 1621.

He was kept in the Tower of London for a year for suspected connections to the Gunpowder Plot.

Despite his enhanced aristocratic status he was on the side of Oliver Cromwell and the Parliamentarians in the early days of the Civil War.

He died of Consumption in 1642.

John had two sons,  Henry who succeeded him to the title of Earl of Peterborough, and John who became Viscount Mordaunt of Avalon.  He also had a daughter called Elizabeth who married Edward, 1st Lord Howard of Escrick.

John was a Roman Catholic.

Henry, 2st Earl of Peterborough

15 Nov 1621 - 19 Jun 1697

Henry became the 2nd Earl of Peterborough on his father’s death in 1642.

Henry had been educated at Eton and spent time in France at the beginning of the Civil War.

On 20th September 1643 he was badly wounded in the arm and thigh when his horse was shot out from under him during the Battle of Newbury.

Henry was Lord of the Manor of Turvey, and also of Drayton in Northamptonshire.

In 1644 he married Penelope, daughter of Barnabas O’Brien, 6th Earl of Thomond.  They had two daughters, but no male heirs.

Henry was made a Knight of the Garter and Groom of the Stole i 1685 by King James II.

He spent time in the Tower of London in 1688 when caught fleeing England with his abdicating monarch.

Henry died on 19 June 1697 and is buried in the family vault in Turvey Church.

Penelope died in April 1702.

Mary, 7th Baroness Mordaunt of Turvey

1655 - 1705

Mary was married to Henry Howard, Earl of Arundel on 8 August 1677.

In 1684 Henry’s father died and he became the 7th Duke of Norfolk.

Mary inherited the Barony of Turvey on her father, Henry 2nd Earl of Peterborough’s death in 1697.

When Mary died, the Barony passed to her cousin, Charles, 3rd Earl of Peterborough.

She is buried in the family vault in Lowick church, Northamptonshire.

Charles, 3rd Earl of Peterborough and 1st Earl of Monmouth

c. 1658-1735

Charles was the son of John, Viscount Mordaunt of Avalon

He inherited the Earldom of Peterborough on the death of his uncle, Henry, the 2nd Earl, in 1697, and became 8th Baron of Turvey when his cousin, Mary Mordaunt, died in 1705.

Charles married Carey, daughter of Sir Alexander Fraser of Dores, in 1678.

Carey died on 13 May 1709 and was buried at Turvey.

Charles married Anastasia Robinson in 1722.  She was a very famous singer and had been his mistress for many years.

Charles died in Lisbon on 25th October 1735.  He was buried in Turvey Church on 21 November, in a family tomb that is underneath where the organ now stands.  

Anastasia died around 1755.

John, 1st Viscount Mordaunt of Avalon

18 Jun 1626 - 5 Jun 1675

The younger son of John, Earl of Peterborough, he was born in Lowick.

John married Elizabeth, the daughter of Thomas Carey of Sunninghill Park, Berkshire. She was a granddaughter of Robert Carey, the famous 1st Earl of Monmouth.  

They had 11 children.  The eldest was Charles, 3rd Earl of Peterborough.

King Charles II created him Viscount Mordaunt of Avalon and Lord Mordaunt of Reigate on 10 July 1659.

John also held the titles of:

    Constable of Windsor Castle - 1660-68

    Lord Lieutenant of Surrey - 1660-75

    Custos Rotulorum of Surrey - 1660-75

John died of fever in 1675.

He is buried in All Saint’s Church in Fulham.

John is my 10x great grandfather, I descend from his daughter, Anne.

John, Viscount Mordaunt

c. 1681 - 5 Apr 1710

John was the eldest son of Charles, 3rd Earl of Peterborough.

He lost an arm at the Battle of Blenheim on 13 August 1704.

John married Frances, daughter of Charles Paulet, 2nd Duke of Bolton in 1708.

John died of smallpox on 5th April 1710, twenty five years before his father.

He was buried in the family vault in Turvey church, 8 days later.

John’s eldest son, Charles Mordaunt (1708-1779), became the 4th Earl of Peterborough on the death of his grandfather.

Note - Whilst John was styled as Viscount Mordaunt, it was really his father, Charles, who bore the title at this point (2nd Viscount Mordaunt of Avalon).

It is customary for an aristocrat to give his eldest son the use of one of his lesser titles.  As Charles was Earl of Peterborough, his son, John, used the lower Viscount Mordaunt title.  This is why John is called Viscount Mordaunt, with no number.