Seirra is a distinctive girls' name in United States, ranking #8783 in 2005 with 13 recorded births. The name reached its all-time peak in 1999 with 63 births ranking #2366. Since 1996, the popularity has decreased by 72.3%. In 2005, approximately 1 in every 142,131 girls born was named Seirra. FALLING Recent data shows the name is currently falling.