Isabell is a distinctive girls' name in United States, ranking #724 in 2006 with 388 recorded births. The name reached its all-time peak in 2006 with 388 births ranking #724. Since 1996, the popularity has increased by 691.8%. In 2006, approximately 1 in every 4,900 girls born was named Isabell. RISING Recent data shows the name is currently rising.