Seanna is a distinctive girls' name in United States, ranking #2283 in 2001 with 71 recorded births. The name reached its all-time peak in 2006 with 125 births ranking #1689. Since 1996, the popularity has increased by 136.7%. In 2001, approximately 1 in every 25,360 girls born was named Seanna. FALLING Recent data shows the name is currently falling.