Marcello is a distinctive boys' name in United States, ranking #1311 in 2023 with 146 recorded births. The name reached its all-time peak in 2025 with 265 births ranking #900. Since 1996, the popularity has increased by 73.8%. In 2023, approximately 1 in every 11,702 boys born was named Marcello. RISING Recent data shows the name is currently rising.