Alistair is a distinctive boys' name in United States, ranking #1974 in 2007 with 71 recorded births. The name reached its all-time peak in 2025 with 265 births ranking #897. Since 1996, the popularity has increased by 208.7%. In 2007, approximately 1 in every 29,229 boys born was named Alistair. STABLE Recent data shows the name is currently stable.