Fidencio is a distinctive boys' name in United States, ranking #7696 in 2020 with 10 recorded births. The name reached its all-time peak in 2001 with 31 births ranking #2952. Since 1996, the popularity has decreased by 56.5%. In 2020, approximately 1 in every 172,507 boys born was named Fidencio. FALLING Recent data shows the name is currently falling.