Fay is an Irish surname. The name derives from the Norman surname "de Fae" which was introduced to Ireland in the 12th century. It is commonly found in counties Westmeath, Cavan and Monaghan. The native Gaelic surnames Ó Fiaich and Ó Fathaigh are sometimes anglicised as Fay.
Ralph Fay, James Fay, Patrick Fay, Sean Fay