Mariel is a distinctive boys' name in United States, ranking #12028 in 2008 with 6 recorded births. This places Mariel in the bottom 18% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 8 births ranking #9268. In 2008, approximately 1 in every 339,991 boys born was named Mariel. STABLE Recent data shows the name is currently stable.