Shannon is a moderately popular girls' name in United States, ranking #357 in 2006 with 919 recorded births. The name reached its all-time peak in 1996 with 4,337 births ranking #80. Since 1996, the popularity has decreased by 78.8%. In 2006, approximately 1 in every 2,069 girls born was named Shannon. FALLING Recent data shows the name is currently falling.