Mariela is a distinctive girls' name in United States, ranking #634 in 2001 with 398 recorded births. The name reached its all-time peak in 2004 with 481 births ranking #585. Since 1996, the popularity has increased by 35.4%. In 2001, approximately 1 in every 4,524 girls born was named Mariela. RISING Recent data shows the name is currently rising.