Jancarlos is a distinctive boys' name in United States, ranking #4228 in 1999 with 17 recorded births. The name reached its all-time peak in 2010 with 107 births ranking #1522. Since 1996, the popularity has decreased by 10.5%. In 1999, approximately 1 in every 112,946 boys born was named Jancarlos. RISING Recent data shows the name is currently rising.