Mary is a moderately popular girls' name in United States, ranking #132 in 2021 with 2,100 recorded births. The name reached its all-time peak in 1996 with 6,967 births ranking #44. Since 1996, the popularity has decreased by 69.9%. In 2021, approximately 1 in every 781 girls born was named Mary. STABLE Recent data shows the name is currently stable.