Mariela is a distinctive girls' name in United States, ranking #1155 in 2012 with 213 recorded births. The name reached its all-time peak in 2004 with 481 births ranking #585. Since 1996, the popularity has decreased by 27.6%. In 2012, approximately 1 in every 8,266 girls born was named Mariela. RISING Recent data shows the name is currently rising.