Merlin is a distinctive girls' name in United States, ranking #9444 in 2022 with 11 recorded births. The name reached its all-time peak in 2003 with 30 births ranking #4382. Since 1996, the popularity has decreased by 15.4%. In 2022, approximately 1 in every 148,978 girls born was named Merlin. STABLE Recent data shows the name is currently stable.