Biography of Isabella Byron Countess Carlisle 1721-1795

In 1703 [her father] William Byron 4th Baron Byron (age 32) and Mary Egerton Baroness Byron (age 26) were married. She by marriage Baroness Byron of Rochdale in Lancashire. She the daughter of John Egerton 3rd Earl Bridgewater 1646-1701 and Jane Paulet Countess Bridgewater 1656-1716 (age 47).

On 19 Dec 1706 [her father] William Byron 4th Baron Byron (age 36) and Frances Wilhelmina Bentinck Baroness Byron (age 22) were married. She by marriage Baroness Byron of Rochdale in Lancashire. She the daughter of William Bentinck 1st Earl of Portland (age 57) and Anne Villiers Countess Portland 1651-1688.

In 1717 [her future husband] Henry Howard 4th Earl Carlisle (age 22) and Frances Spencer Countess Carlisle 1696-1742 (age 21) were married. She the daughter of Charles Spencer 3rd Earl of Sunderland (age 41) and Arabella Cavendish. He the son of Charles Howard 3rd Earl Carlisle 1669-1738 (age 48) and Anne Capell Countess Carlisle (age 43). They were third cousin once removed.

In 1717 Rich Ingram 5th Viscount Irvine (age 28) and [her future sister-in-law] Anne Howard Viscountess Irvine (age 21) were married. She by marriage Viscountess Irvine. She the daughter of Charles Howard 3rd Earl Carlisle 1669-1738 (age 48) and Anne Capell Countess Carlisle (age 43). They were fourth cousins.

On 03 Dec 1720 [her father] William Byron 4th Baron Byron (age 50) and [her mother] Frances Berkeley Baroness Byron (age 17) were married. She by marriage Baroness Byron of Rochdale in Lancashire. His third marriage. Arranged by her father [her grandfather] William Berkeley 4th Baron Berkeley (age 57) who described the age difference as being "disproportionate". The difference in their ages was 33 years.

In 1743 Henry Howard 4th Earl Carlisle (age 48) and Isabella Byron Countess Carlisle (age 21) were married. She by marriage Countess Carlisle. The difference in their ages was 27 years. He the son of Charles Howard 3rd Earl Carlisle 1669-1738 and Anne Capell Countess Carlisle (age 69). They were fourth cousins.

On 09 Feb 1749 Thomas Duncombe (age 24) and [her step-daughter] Diana Howard (age 26) were married. She the daughter of Henry Howard 4th Earl Carlisle (age 54) and Frances Spencer Countess Carlisle 1696-1742.

On 22 Mar 1770 [her son] Frederick Howard 5th Earl Carlisle (age 21) and [her daughter-in-law] Margaret Caroline Leveson-Gower Countess Carlisle -1824 were married. She by marriage Countess Carlisle. She the daughter of Granville Leveson-Gower 1st Marquess Stafford (age 48) and Louisa Egerton Countess Gower 1723-1761. He the son of Henry Howard 4th Earl Carlisle and Isabella Byron Countess Carlisle 1721-1795 (age 48).