Marly is a distinctive girls' name in United States, ranking #3243 in 2005 with 48 recorded births. This places Marly in the top 17% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 89 births ranking #2226. Since 1996, the popularity has increased by 84.6%. In 2005, approximately 1 in every 38,494 girls born was named Marly. STABLE Recent data shows the name is currently stable.