Marilu is a distinctive girls' name in United States, ranking #7432 in 2024 with 15 recorded births. The name reached its all-time peak in 1996 with 54 births ranking #2414. Since 1996, the popularity has decreased by 72.2%. In 2024, approximately 1 in every 107,546 girls born was named Marilu. STABLE Recent data shows the name is currently stable.