Marlo is a distinctive girls' name in United States, ranking #1937 in 2021 with 102 recorded births. The name reached its all-time peak in 2022 with 122 births ranking #1716. Since 1996, the popularity has increased by 175.7%. In 2021, approximately 1 in every 16,076 girls born was named Marlo. STABLE Recent data shows the name is currently stable.