Mariella is a distinctive girls' name in United States, ranking #2398 in 2001 with 66 recorded births. The name reached its all-time peak in 2025 with 274 births ranking #943. Since 1996, the popularity has increased by 50.0%. In 2001, approximately 1 in every 27,281 girls born was named Mariella. RISING Recent data shows the name is currently rising.