Gavan is a distinctive boys' name in United States, ranking #2267 in 2002 with 46 recorded births. The name reached its all-time peak in 2003 with 80 births ranking #1583. Since 1996, the popularity has increased by 155.6%. In 2002, approximately 1 in every 42,206 boys born was named Gavan. STABLE Recent data shows the name is currently stable.