Sienna is a highly popular girls' name in England & Wales, ranking #19 in 2024 with 1,537 recorded births. The name reached its all-time peak in 2013 with 2,211 births ranking #22. Since 1996, the popularity has increased by 7,219.0%. In 2024, approximately 1 in every 168 girls born was named Sienna. FALLING Recent data shows the name is currently falling.