Vianca is a distinctive girls' name in United States, ranking #7436 in 2012 with 17 recorded births. The name reached its all-time peak in 2006 with 96 births ranking #2066. Since 1996, the popularity has decreased by 76.7%. In 2012, approximately 1 in every 103,573 girls born was named Vianca. FALLING Recent data shows the name is currently falling.