Vianca is a distinctive girls' name in United States, ranking #2814 in 2000 with 52 recorded births. The name reached its all-time peak in 2006 with 96 births ranking #2066. Since 1996, the popularity has decreased by 28.8%. In 2000, approximately 1 in every 34,923 girls born was named Vianca. FALLING Recent data shows the name is currently falling.