Marcello is a distinctive boys' name in United States, ranking #1240 in 2012 with 143 recorded births. The name reached its all-time peak in 2025 with 265 births ranking #900. Since 1996, the popularity has increased by 70.2%. In 2012, approximately 1 in every 13,263 boys born was named Marcello. RISING Recent data shows the name is currently rising.