Clan Motto: “Sapienter si sincere”, translated as “Wisely if sincerely”

Septs: Davis, Davey, Davie, Davison, Dawson, Day, Dea, Dean, Deans, Deason, Dey, Dow, Kay, Key(s), MacDade, MacDaibhidh, MacDaid, McDavis, MacDavid, MacDevitt, Slora, and Slorach