Before 12 Mar 1663 Richard Lumley 1st Viscount Lumley (age 73) died. His grandson [his father] Richard Lumley 1st Earl Scarborough (age 13) succeeded 2nd Viscount Lumley.

On 17 Dec 1721 [his father] Richard Lumley 1st Earl Scarborough (age 71) died at Gerard Street Soho. His son [his brother] Richard Lumley 2nd Earl Scarborough (age 35) succeeded 2nd Earl Scarborough, 3rd Viscount Lumley.

In 1722 [his mother] Frances Jones Countess Scarborough (age 54) died.

On 23 May 1723 James Saunderson 1st Earl Castleton (age 56) died unmarried. Earl Castleton and Viscount Castleton extinct. His estates were inherited by his cousin Thomas Lumley-Saunderson 3rd Earl Scarborough (age 32) who added Saunderson to his surname.

On 29 Jan 1740 [his brother] Richard Lumley 2nd Earl Scarborough (age 53) committed suicide by shooting himself through the roof of the mouth possibly as a result of his having told the Dowager Duchess of Manchester (age 34), who he had intended to marry the following day, a state secret which she then shared with her grandmother Sarah Jennings Duchess Marlborough (age 79) who shared it with William Pulteney 1st Earl Bath (age 55) who shared it with everyone else. On 29 Jan 1740 His brother Thomas Lumley-Saunderson 3rd Earl Scarborough (age 49) succeeded 3rd Earl Scarborough, 4th Viscount Lumley. [his wife] Frances Hamilton Countess Scarborough by marriage Countess Scarborough. He left his estates to his youngest brother [his brother] James Lumley (age 34).

On 15 Mar 1752 Thomas Lumley-Saunderson 3rd Earl Scarborough (age 61) died. His son [his son] Richard Lumley-Saunderson 4th Earl Scarborough (age 26) succeeded 4th Earl Scarborough, 5th Viscount Lumley.

On 30 Sep 1772 [his former wife] Frances Hamilton Countess Scarborough died.