Mariella is a distinctive girls' name in United States, ranking #2806 in 1999 with 49 recorded births. The name reached its all-time peak in 2025 with 274 births ranking #943. Since 1996, the popularity has increased by 11.4%. In 1999, approximately 1 in every 36,200 girls born was named Mariella. RISING Recent data shows the name is currently rising.