Agatha is a distinctive girls' name in United States, ranking #4578 in 1999 with 24 recorded births. The name reached its all-time peak in 2021 with 137 births ranking #1532. Since 1996, the popularity has increased by 71.4%. In 1999, approximately 1 in every 73,908 girls born was named Agatha. STABLE Recent data shows the name is currently stable.