Vianca is a distinctive girls' name in United States, ranking #2992 in 2008 with 59 recorded births. The name reached its all-time peak in 2006 with 96 births ranking #2066. Since 1996, the popularity has decreased by 19.2%. In 2008, approximately 1 in every 32,046 girls born was named Vianca. FALLING Recent data shows the name is currently falling.