A census-designated place in Alaska.
An unincorporated community in Isanti County, Minnesota.
A surname from Irish can be found as both Day and O'Day from Ó Deághaidh (“descendant of a person named Good Luck”).
A township in Montcalm County, Michigan.
A town in Marathon County, Wisconsin.
A census-designated place and unincorporated community in Lafayette County, Florida.
An English surname originating as an occupation 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.
A Mbum-Day language of Chad.
An unincorporated community in Taney County, Missouri.
A town in Saratoga County, New York.
An unincorporated community in Modoc County, California.
A surname originating as a patronymic derived from a medieval diminutive of David.