Adair is a distinctive girls' name in United States, ranking #7725 in 2001 with 13 recorded births. This places Adair in the top 43% 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. Since 1996, the popularity has decreased by 13.3%. In 2001, approximately 1 in every 138,505 girls born was named Adair. STABLE Recent data shows the name is currently stable.