Earl Peterborough

Earl Peterborough is in Earldoms of England Alphabetically, Earldoms of England Chronologically, Extinct Earldoms of England.

On 09 Mar 1628 John Mordaunt 1st Earl Peterborough was created 1st Earl Peterborough. Elizabeth Howard Countess Peterborough (age 25) by marriage Countess Peterborough.

On 18 Jun 1642 John Mordaunt 1st Earl Peterborough died. His son Henry Mordaunt 2nd Earl Peterborough (age 20) succeeded 2nd Earl Peterborough, 6th Baron Mordaunt.

In 1644 Henry Mordaunt 2nd Earl Peterborough (age 22) and Penelope O'Brien Countess Peterborough (age 22) were married. She by marriage Countess Peterborough. She the daughter of Barnabas O'Brien 6th Earl Thomond and Anne or Mary Fermor (age 52). He the son of John Mordaunt 1st Earl Peterborough and Elizabeth Howard Countess Peterborough (age 41).

On 19 Jun 1697 Henry Mordaunt 2nd Earl Peterborough (age 75) died. His nephew Charles Mordaunt 3rd Earl Peterborough 1st Earl Monmouth (age 39) succeeded 3rd Earl Peterborough. His daughter Mary Mordaunt Duchess Norfolk (age 38) succeeded 7th Baroness Mordaunt. Carey Fraser Countess Peterborough and Monmouth (age 37) by marriage Countess Peterborough.

Before 1735 Charles Mordaunt 4th Earl Peterborough 2nd Earl Monmouth (age 27) and Mary Cox Countess Peterborough and Monmouth were married. She by marriage Countess Peterborough, Countess Monmouth.

In 1755 Charles Mordaunt 4th Earl Peterborough 2nd Earl Monmouth (age 47) and Robiana Brown were married. She by marriage Countess Peterborough, Countess Monmouth.