Seanna is a distinctive girls' name in United States, ranking #5372 in 2025 with 24 recorded births. The name reached its all-time peak in 2006 with 125 births ranking #1689. Since 1996, the popularity has decreased by 20.0%. In 2025, approximately 1 in every 66,969 girls born was named Seanna. FALLING Recent data shows the name is currently falling.