What does Adair mean?
Adair /adair/ [2 sylls.] as a boys' name (also used as girls' name Adair) is pronounced a-DARE. It is of Old German origin, and the meaning of Adair is "wealthy spear". From "ead gar". Also a Scottish surname.
How popular is Adair?
Adair is a rare first name for males but a very popular surname for both adults and children (#1834 out of 150436, Top 1%). (2000 U.S. Census)
Charted below is the birth name popularity of Adair for boys. Adair has not been recorded in the list thus far. (Top 1000 Birth Names Statistics, 2014)