Mariella is a distinctive girls' name in United States, ranking #1240 in 2021 with 190 recorded births. The name reached its all-time peak in 2025 with 274 births ranking #943. Since 1996, the popularity has increased by 331.8%. In 2021, approximately 1 in every 8,630 girls born was named Mariella. RISING Recent data shows the name is currently rising.