Merlin is a distinctive girls' name in United States, ranking #6062 in 2006 with 22 recorded births. The name reached its all-time peak in 2003 with 30 births ranking #4382. Since 1996, the popularity has increased by 69.2%. In 2006, approximately 1 in every 86,412 girls born was named Merlin. STABLE Recent data shows the name is currently stable.