Sierrah is a distinctive girls' name in United States, ranking #2734 in 2004 with 60 recorded births. The name reached its all-time peak in 2001 with 81 births ranking #2073. Since 1996, the popularity has decreased by 18.9%. In 2004, approximately 1 in every 30,602 girls born was named Sierrah. STABLE Recent data shows the name is currently stable.