Ilona is a distinctive girls' name in United States, ranking #5160 in 2010 with 27 recorded births. The name reached its all-time peak in 2025 with 38 births ranking #3861. Since 1996, the popularity has increased by 50.0%. In 2010, approximately 1 in every 65,827 girls born was named Ilona. RISING Recent data shows the name is currently rising.