Day

Etymology 1
This surname has multiple origins. Besides the ones listed below, Norman origin has also been suggested from De Haie", or "a corruption of the Normandy French D'Ossone, from the town of Ossone, in Normandy".

Proper noun

 * 1)  derived from a medieval diminutive of David.
 * 2)  from day as a word for a "day-servant", an archaic term for a day-laborer, or from given names such as Dagr, Daug, Dege, and Dey, cognate with Scandinavian Dag.
 * 3)  can be found as both Day and O'Day from.

Proper noun

 * 1) A Mbum-Day language of Chad.