Mariel is a distinctive girls' name in United States, ranking #1367 in 1999 with 130 recorded births. The name reached its all-time peak in 2025 with 298 births ranking #893. Since 1996, the popularity has decreased by 25.3%. In 1999, approximately 1 in every 13,644 girls born was named Mariel. RISING Recent data shows the name is currently rising.