Marcello is a distinctive boys' name in United States, ranking #1080 in 2006 with 164 recorded births. The name reached its all-time peak in 2025 with 265 births ranking #900. Since 1996, the popularity has increased by 95.2%. In 2006, approximately 1 in every 12,531 boys born was named Marcello. RISING Recent data shows the name is currently rising.