Fidencio is a distinctive boys' name in United States, ranking #9992 in 2016 with 7 recorded births. The name reached its all-time peak in 2001 with 31 births ranking #2952. Since 1996, the popularity has decreased by 69.6%. In 2016, approximately 1 in every 271,030 boys born was named Fidencio. FALLING Recent data shows the name is currently falling.