Fonnereau is a surname, and may refer to:
- Claude Fonnereau (1677âÂÂ1740), a French Huguenot refugee who settled in Ipswich, England and became a prominent merchant
*Thomas Fonnereau (1699âÂÂ1779), merchant and politician, son of Claude
*Zachary Philip Fonnereau (1706âÂÂ1778), merchant and politician, son of Claude
:*Philip Fonnereau (1739âÂÂ1797), merchant and politician, son of Zachary Philip
:*Martyn Fonnereau (1741âÂÂ1817), merchant and Director of the Bank of England, son of Zachary Philip
::*Thomas George Fonnereau (1789âÂÂ1850), author and artist, grandson of Zachary Philip