Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
LEGAY
As described in historical dictionaries
Patronymica Britannica (1860)
LEGAY. Fr. Le Gai, " the sprightly or cheerful." M. Pierre le Gay was driven from Eochelle by the persecution of the Protestants by Louis XIII. Tliough he brought little or nothing of his patrimony with him, he was so successful as a merchant, that he bought the estate of West Stoke, CO. Sussex. Palmer's Nonconformists' Memorial, ii. 478.