Shannia is a distinctive girls' name in United States, ranking #18818 in 2014 with 5 recorded births. The name reached its all-time peak in 1996 with 18 births ranking #5489. Since 1996, the popularity has decreased by 72.2%. In 2014, approximately 1 in every 357,187 girls born was named Shannia. FALLING Recent data shows the name is currently falling.