Adair is a distinctive boys' name in United States, ranking #3228 in 2001 with 27 recorded births. This places Adair in the top 26% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 100 births ranking #1562. Since 1996, the popularity has increased by 92.9%. In 2001, approximately 1 in every 71,957 boys born was named Adair. STABLE Recent data shows the name is currently stable.