Isabel is a moderately popular girls' name in United States, ranking #164 in 2023 with 1,751 recorded births. The name reached its all-time peak in 2006 with 4,009 births ranking #87. Since 1996, the popularity has increased by 19.1%. In 2023, approximately 1 in every 915 girls born was named Isabel. STABLE Recent data shows the name is currently stable.