Shannan is a distinctive girls' name in United States, ranking #10679 in 2008 with 11 recorded births. The name reached its all-time peak in 1997 with 57 births ranking #2357. Since 1996, the popularity has decreased by 78.0%. In 2008, approximately 1 in every 171,883 girls born was named Shannan. STABLE Recent data shows the name is currently stable.