In 1758 [her father] Charles Ingram 9th Viscount Irvine (age 30) and [her mother] Frances Shepheard were married. She the heir of her father [her grandfather] Samuel Shepheard of Exning in Suffolk.

On 04 Feb 1768 [her future husband] Francis Ingram Seymour-Conway 2nd Marquess Hertford (age 24) and Alice Elizabeth Windsor (age 18) were married. He the son of Francis Seymour-Conway 1st Marquess Hertford (age 49) and Isabella Fitzroy Countess Hertford (age 41). He a great x 2 grandson of King Charles II of England Scotland and Ireland.

On 10 Feb 1772 George Mason Villiers 2nd Earl Grandison (age 20) and [her future sister-in-law] Gertrude Seymour-Conway (age 21) were married. She the daughter of Francis Seymour-Conway 1st Marquess Hertford (age 53) and Isabella Fitzroy Countess Hertford (age 45). He the son of Alan Mason Viscount Grandison and Elizabeth Fitzgerald Villiers 1st Countess Grandison. She a great x 2 granddaughter of King Charles II of England Scotland and Ireland.

On 21 May 1775 Henry Fiennes Pelham-Clinton (age 24) and [her future sister-in-law] Frances Seymour-Conway were married. She the daughter of Francis Seymour-Conway 1st Marquess Hertford (age 56) and Isabella Fitzroy Countess Hertford (age 48). He the son of Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 55) and Catherine Pelham Duchess Newcastle under Lyne. She a great x 2 granddaughter of King Charles II of England Scotland and Ireland.

On 20 May 1776 Francis Ingram Seymour-Conway 2nd Marquess Hertford (age 33) and Isabella Anne Ingram Marchioness Hertford (age 16) were married. He the son of Francis Seymour-Conway 1st Marquess Hertford (age 57) and Isabella Fitzroy Countess Hertford (age 49). He a great x 2 grandson of King Charles II of England Scotland and Ireland.

In 1785 [her brother-in-law] Hugh Seymour-Conway (age 25) and Anne Horatia Waldegrave (age 23) were married. She the daughter of James Waldegrave 2nd Earl Waldegrave and Maria Walpole Duchess Gloucester and Edinburgh (age 48). He the son of Francis Seymour-Conway 1st Marquess Hertford (age 66) and Isabella Fitzroy Countess Hertford. They were fourth cousins. He a great x 2 grandson of King Charles II of England Scotland and Ireland. She a great x 2 granddaughter of King James II of England Scotland and Ireland.

In 1795 [her brother-in-law] George Seymour-Conway (age 31) and Isabella Hamilton were married. He the son of Francis Seymour-Conway 1st Marquess Hertford and Isabella Fitzroy Countess Hertford. He a great x 2 grandson of King Charles II of England Scotland and Ireland.

On 19 May 1798 [her son] Francis Charles Seymour-Conway 3rd Marquess Hertford (age 21) and [her daughter-in-law] Maria "Mie Mie" Seymour-Conway Marchioness of Hertford (age 26) were married. She the illegitmate daughter of William Douglas 4th Duke Queensberry (age 73). He the son of Francis Ingram Seymour-Conway 2nd Marquess Hertford (age 55) and Isabella Anne Ingram Marchioness Hertford (age 38). He a great x 3 grandson of King Charles II of England Scotland and Ireland.