Isobella is a distinctive girls' name in United States, ranking #12757 in 2022 with 7 recorded births. The name reached its all-time peak in 2009 with 22 births ranking #6187. Since 1996, the popularity has increased by 40.0%. In 2022, approximately 1 in every 234,109 girls born was named Isobella. FALLING Recent data shows the name is currently falling.