Isatu is a distinctive girls' name in United States, ranking #10893 in 2006 with 10 recorded births. The name reached its all-time peak in 2002 with 14 births ranking #7573. Since 1996, the popularity has increased by 100.0%. In 2006, approximately 1 in every 190,107 girls born was named Isatu. FALLING Recent data shows the name is currently falling.