Marly is a distinctive girls' name in United States, ranking #4542 in 2022 with 31 recorded births. The name reached its all-time peak in 2008 with 89 births ranking #2226. Since 1996, the popularity has increased by 19.2%. In 2022, approximately 1 in every 52,863 girls born was named Marly. STABLE Recent data shows the name is currently stable.