Vianca is a distinctive girls' name in United States, ranking #6192 in 2014 with 21 recorded births. The name reached its all-time peak in 2006 with 96 births ranking #2066. Since 1996, the popularity has decreased by 71.2%. In 2014, approximately 1 in every 85,045 girls born was named Vianca. FALLING Recent data shows the name is currently falling.