Fidencio is a distinctive boys' name in United States, ranking #7200 in 2014 with 11 recorded births. The name reached its all-time peak in 2001 with 31 births ranking #2952. Since 1996, the popularity has decreased by 52.2%. In 2014, approximately 1 in every 174,585 boys born was named Fidencio. FALLING Recent data shows the name is currently falling.