Isatu is a distinctive girls' name in United States, ranking #14191 in 2001 with 6 recorded births. The name reached its all-time peak in 2002 with 14 births ranking #7573. Since 1996, the popularity has increased by 20.0%. In 2001, approximately 1 in every 300,093 girls born was named Isatu. FALLING Recent data shows the name is currently falling.