Savanah is a moderately popular girls' name in United States, ranking #499 in 1998 with 512 recorded births. The name reached its all-time peak in 1998 with 512 births ranking #499. Since 1996, the popularity has increased by 23.4%. In 1998, approximately 1 in every 3,451 girls born was named Savanah. FALLING Recent data shows the name is currently falling.