Siena is a distinctive girls' name in England & Wales, ranking #751 in 2024 with 50 recorded births. The name reached its all-time peak in 2013 with 102 births ranking #415. Since 1996, the popularity has increased by 400.0%. In 2024, approximately 1 in every 5,160 girls born was named Siena. STABLE Recent data shows the name is currently stable.