Morrigan is a distinctive girls' name in United States, ranking #3609 in 2001 with 37 recorded births. The name reached its all-time peak in 2023 with 69 births ranking #2573. Since 1996, the popularity has increased by 146.7%. In 2001, approximately 1 in every 48,664 girls born was named Morrigan. STABLE Recent data shows the name is currently stable.