Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
ESMONDE
As described in historical dictionaries
Patronymica Britannica (1860)
ESMONDE. "The name," says Mr. D'Altou, " is of Norman extraction, Esmon and Sieur Esmon appearing on sundry ear}' records." Temp. Edward I., 1303, Henry Estmund had the royal commission to provide ships in the harbours of Wexford, &c., for tJie use of the English then about to invade Scotland.