Isatu is a distinctive girls' name in United States, ranking #8060 in 2005 with 14 recorded births. The name reached its all-time peak in 2002 with 14 births ranking #7573. Since 1996, the popularity has increased by 180.0%. In 2005, approximately 1 in every 131,978 girls born was named Isatu. FALLING Recent data shows the name is currently falling.