On 24 Jun 1684 [his grandfather] Edward Dering 2nd Baronet (age 58) died. His son [his father] Edward Dering 3rd Baronet (age 34) succeeded 3rd Baronet Dering of Surrenden Dering in Kent. [his mother] Elizabeth Cholmley Lady Dering (age 20) by marriage Lady Dering of Surrenden Dering in Kent.

On 15 Oct 1689 [his father] Edward Dering 3rd Baronet (age 39) died. He was buried at St Nicholas' Church, Pluckley. His son Cholmley Dering 4th Baronet (age 10) succeeded 4th Baronet Dering of Surrenden Dering in Kent.

On 20 Oct 1704 [his mother] Elizabeth Cholmley Lady Dering (age 40) died. She was buried at St Nicholas' Church, Pluckley.

In 1707 [his wife] Ellen aka Mary Fisher Lady Dering (age 20) died.

On 09 May 1711 Cholmley Dering 4th Baronet (age 31) was killed in a duel at Tothill Fields [Map]. His son [his son] Edward Dering 5th Baronet (age 6) succeeded 5th Baronet Dering of Surrenden Dering in Kent. The duel, unusually with pistols rather than swords, was with Richard Thornhill with whom Dering had argued in a pub near Hampton Court Palace, Richmond [Map] two days previously; Thornhill had afterwards sent Dering a note challenging him to a duel. Both pistols were fired but only Dering was hit. Richard Thornhill was tried for murder but convicted of the lesser offence of manslaughter. Thornhill was murdered three months later.

On 20 Aug 1711 Richard Thornhill was murdered at Turnham Green Chiswick by two men who allegedly invoked the name of Cholmley Dering 4th Baronet, who Thornhill had killed in a duel three months before, as they killed him