Name
- Abdy, Anthony Thomas, 5th Baronet1
- Baldwin, Joseph, agent general to Lord Hardwicke, fl 1774-17961
- Barnard, John, correspondent of 2nd Lord Hardwicke, fl 17721
- Barton, James, correspondent of 2nd Lord Hardwicke, fl 17871
- Barton, Richard, Steward to Lord Hardiwicke, fl 1762-17871
- Bertie, Peregrine, 3rd Duke of Ancaster1
- Bromley, Thomas, 2nd Baron Montfort1
- Butcher, Joseph1
- Cecil, James, 7th Earl and (1789) Marquis of Salisbury1
- Cocks, Charles, 1st Baron Somers 17841
- Couse, K-, Clerk in the Office of Works1
- Daintry, Thomas, Treasurer of Cambridgeshire, fl 1782-17971
- Davall, Edmund, correspondent of Philip Yorke, 2nd Earl of Hardwicke, fl 17501
- Dell, Humphrey, physician and correspondent of Philip Yorke, 2nd Earl of Hardwicke, fl 1746-17641
- Earle, -, correspondent of Philip Yorke, 2nd Earl of Hardwicke, fl 17811
- Forester, Pulter1
- Gotobed, Thomas, of Ely, attorney and correspondent of Philip Yorke, 3rd Earl of Hardwicke, fl 1780-17891
- Harkness, James, of Ely1
- Heathcote, of Add MS 356951
- Heaton, John, of Add MS 356481