Seanna is a distinctive girls' name in United States, ranking #2472 in 1997 with 53 recorded births. The name reached its all-time peak in 2006 with 125 births ranking #1689. Since 1996, the popularity has increased by 76.7%. In 1997, approximately 1 in every 32,843 girls born was named Seanna. FALLING Recent data shows the name is currently falling.