Isatu is a distinctive girls' name in United States, ranking #14410 in 2008 with 7 recorded births. The name reached its all-time peak in 2002 with 14 births ranking #7573. Since 1996, the popularity has increased by 40.0%. In 2008, approximately 1 in every 270,103 girls born was named Isatu. FALLING Recent data shows the name is currently falling.