Isis is a distinctive girls' name in United States, ranking #610 in 2009 with 495 recorded births. The name reached its all-time peak in 2005 with 561 births ranking #522. Since 1996, the popularity has increased by 127.1%. In 2009, approximately 1 in every 3,711 girls born was named Isis. FALLING Recent data shows the name is currently falling.