Marilyn is a distinctive girls' name in United States, ranking #560 in 2005 with 513 recorded births. This places Marilyn in the top 3% of ranked US girls' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2013 with 837 births ranking #373. Since 1996, the popularity has decreased by 16.0%. In 2005, approximately 1 in every 3,602 girls born was named Marilyn. STABLE Recent data shows the name is currently stable.