Marcelo is a distinctive boys' name in United States, ranking #521 in 2023 with 566 recorded births. The name reached its all-time peak in 2024 with 709 births ranking #444. Since 1996, the popularity has increased by 260.5%. In 2023, approximately 1 in every 3,019 boys born was named Marcelo. RISING Recent data shows the name is currently rising.