In 1842 [his father] John Savile 4th Earl Mexborough (age 31) and [his mother] Rachel Katherine Walpole (age 18) were married. She the daughter of Horatio Walpole 3rd Earl Orford (age 58) and Mary Fawkener Countess Orford (age 54). He the son of John Savile 3rd Earl Mexborough (age 58) and Anne Yorke Countess Mexborough (age 59).

In Jul 1861 [his father] John Savile 4th Earl Mexborough (age 51) and [his step-mother] Agnes Louisa Elizabeth Raphael were married at St Mary's Church, Bryanston Square, Marylebone at which time he converted to his wife's Cathloic faith. He the son of John Savile 3rd Earl Mexborough and Anne Yorke Countess Mexborough (age 78).

On 24 Apr 1867 John Horace Savile 5th Earl Mexborough (age 24) and Venetia Stanley Errington Countess Mexborough were married. She by marriage Countess Mexborough of Lifford in County Donegal. He the son of John Savile 4th Earl Mexborough (age 56) and Rachel Katherine Walpole.

In 1876 Evelyn Baring 1st Earl Cromer Norfolk (age 34) and [his sister-in-law] Ethel Errington (age 31) were married.

In Apr 1906 John Horace Savile 5th Earl Mexborough (age 63) and Sylvia Cecilia Maria Ser-Antoni were married. She by marriage Countess Mexborough of Lifford in County Donegal. He the son of John Savile 4th Earl Mexborough and Rachel Katherine Walpole.

Before 20 Aug 1915 Captain Claude Clerk and [his wife] Sylvia Cecilia Maria Ser-Antoni were married.

Before 28 Jan 1916 George Bainbridge Ritchie and [his future wife] Anne Belcher were married.

On 28 Jan 1916 John Horace Savile 5th Earl Mexborough (age 73) and Anne Belcher were married. She by marriage Countess Mexborough of Lifford in County Donegal. He died four months later. He the son of John Savile 4th Earl Mexborough and Rachel Katherine Walpole.

On 01 Jun 1920 Alfred Charlemagne Lambart and [his wife] Anne Belcher were married.