Alistair is a distinctive boys' name in United States, ranking #3355 in 2002 with 26 recorded births. The name reached its all-time peak in 2025 with 265 births ranking #897. Since 1996, the popularity has increased by 13.0%. In 2002, approximately 1 in every 74,672 boys born was named Alistair. STABLE Recent data shows the name is currently stable.