Gavan is a distinctive boys' name in United States, ranking #2694 in 1997 with 29 recorded births. The name reached its all-time peak in 2003 with 80 births ranking #1583. Since 1996, the popularity has increased by 61.1%. In 1997, approximately 1 in every 65,003 boys born was named Gavan. STABLE Recent data shows the name is currently stable.