Daulton is of American origin, derived from the medieval English surname 'Daunt', which was brought to America by early English settlers. It is believed to have evolved from the Old French given name 'Dauphin', meaning 'dolphin'. The name gained popularity in the United States during the 20th century and has since become more common as a first name.
"The name Daulton experienced significant popularity growth from 1991 onwards, peaking at 178 births in 1994, but has since declined and stabilized around an average of 10-15 births per year."