Marielys is a distinctive girls' name in United States, ranking #13008 in 2021 with 7 recorded births. The name reached its all-time peak in 2008 with 22 births ranking #6281. Since 1996, the popularity has increased by 16.7%. In 2021, approximately 1 in every 234,245 girls born was named Marielys. FALLING Recent data shows the name is currently falling.