Vianca is a distinctive girls' name in United States, ranking #9447 in 2015 with 12 recorded births. The name reached its all-time peak in 2006 with 96 births ranking #2066. Since 1996, the popularity has decreased by 83.6%. In 2015, approximately 1 in every 148,721 girls born was named Vianca. FALLING Recent data shows the name is currently falling.