Mariel is a distinctive girls' name in United States, ranking #893 in 2025 with 298 recorded births. The name reached its all-time peak in 2025 with 298 births ranking #893. Since 1996, the popularity has increased by 71.3%. In 2025, approximately 1 in every 5,394 girls born was named Mariel. RISING Recent data shows the name is currently rising.