Marchello is a distinctive boys' name in United States, ranking #8069 in 2005 with 9 recorded births. The name reached its all-time peak in 2002 with 19 births ranking #4274. Since 1996, the popularity has increased by 50.0%. In 2005, approximately 1 in every 221,905 boys born was named Marchello. FALLING Recent data shows the name is currently falling.