Isla is a highly popular girls' name in United States, ranking #28 in 2025 with 6,012 recorded births. The name reached its all-time peak in 2025 with 6,012 births ranking #28. Since 1996, the popularity has increased by 46,146.2%. In 2025, approximately 1 in every 267 girls born was named Isla. RISING Recent data shows the name is currently rising.