Alistair is a distinctive boys' name in United States, ranking #1807 in 2010 with 81 recorded births. The name reached its all-time peak in 2025 with 265 births ranking #897. Since 1996, the popularity has increased by 252.2%. In 2010, approximately 1 in every 23,684 boys born was named Alistair. STABLE Recent data shows the name is currently stable.