Martyn Fonnereau (19 March 1741 – 18 May 1817) was the second son of Zachary Philip Fonnereau, a British merchant and banker of Huguenot extraction.
He was a Director of the Bank of England from 1771 to 1783.[1]
He and his younger brother Thomas were named in the will of Jane (Poyntz) Malcher,[2] which prompted the precedential case Fonnereau v. Poyntz in 1785.[3]