Shannan is a distinctive girls' name in United States, ranking #16658 in 2010 with 6 recorded births. The name reached its all-time peak in 1997 with 57 births ranking #2357. Since 1996, the popularity has decreased by 88.0%. In 2010, approximately 1 in every 296,221 girls born was named Shannan. STABLE Recent data shows the name is currently stable.