Ilona is a distinctive girls' name in United States, ranking #5217 in 1998 with 20 recorded births. The name reached its all-time peak in 2025 with 38 births ranking #3861. Since 1996, the popularity has increased by 11.1%. In 1998, approximately 1 in every 88,344 girls born was named Ilona. RISING Recent data shows the name is currently rising.