Adair is a distinctive girls' name in United States, ranking #6076 in 1998 with 16 recorded births. This places Adair in the top 37% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 35 births ranking #4179. In 1998, approximately 1 in every 110,431 girls born was named Adair. STABLE Recent data shows the name is currently stable.