Mariella is a distinctive girls' name in United States, ranking #1431 in 2014 with 159 recorded births. The name reached its all-time peak in 2025 with 274 births ranking #943. Since 1996, the popularity has increased by 261.4%. In 2014, approximately 1 in every 11,232 girls born was named Mariella. RISING Recent data shows the name is currently rising.