Alistair is a distinctive boys' name in United States, ranking #1718 in 2009 with 90 recorded births. The name reached its all-time peak in 2025 with 265 births ranking #897. Since 1996, the popularity has increased by 291.3%. In 2009, approximately 1 in every 22,037 boys born was named Alistair. STABLE Recent data shows the name is currently stable.