John Hussey Delaval, 1st Baron Delaval, known as Sir John Delaval, Bt, between 1761 and 1783, was an English landowner and politician.
- Occupation
- politician
- Position held
- member of the 11th Parliament of Great Britain, member of the 12th Parliament of Great Britain, member of the 13th Parliament of Great Britain, member of the 15th Parliament of Great Britain
- Citizenship
- Kingdom of Great Britain
- Born
- March 17, 1728
- Died