Decarlo is a distinctive boys' name in United States, ranking #6006 in 2000 with 11 recorded births. The name reached its all-time peak in 1996 with 21 births ranking #3317. Since 1996, the popularity has decreased by 47.6%. In 2000, approximately 1 in every 178,539 boys born was named Decarlo. FALLING Recent data shows the name is currently falling.