Alistair is a distinctive boys' name in United States, ranking #3735 in 2003 with 23 recorded births. This places Alistair in the top 29% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 265 births ranking #897. In 2003, approximately 1 in every 85,881 boys born was named Alistair. STABLE Recent data shows the name is currently stable.