Mariel is a distinctive girls' name in United States, ranking #1828 in 2009 with 118 recorded births. The name reached its all-time peak in 2025 with 298 births ranking #893. Since 1996, the popularity has decreased by 32.2%. In 2009, approximately 1 in every 15,567 girls born was named Mariel. RISING Recent data shows the name is currently rising.