Marcellus is a distinctive boys' name in United States, ranking #1768 in 2012 with 85 recorded births. The name reached its all-time peak in 2021 with 351 births ranking #732. Since 1996, the popularity has decreased by 15.8%. In 2012, approximately 1 in every 22,313 boys born was named Marcellus. FALLING Recent data shows the name is currently falling.