Isis is a distinctive girls' name in United States, ranking #567 in 2006 with 519 recorded births. The name reached its all-time peak in 2005 with 561 births ranking #522. Since 1996, the popularity has increased by 138.1%. In 2006, approximately 1 in every 3,663 girls born was named Isis. FALLING Recent data shows the name is currently falling.