Morrigan is a distinctive girls' name in United States, ranking #4551 in 2005 with 30 recorded births. The name reached its all-time peak in 2023 with 69 births ranking #2573. Since 1996, the popularity has increased by 100.0%. In 2005, approximately 1 in every 61,590 girls born was named Morrigan. STABLE Recent data shows the name is currently stable.