Marily is a distinctive girls' name in United States, ranking #5045 in 2003 with 25 recorded births. The name reached its all-time peak in 2005 with 34 births ranking #4170. Since 1996, the popularity has increased by 25.0%. In 2003, approximately 1 in every 73,082 girls born was named Marily. STABLE Recent data shows the name is currently stable.