Ilona is a distinctive girls' name in United States, ranking #5624 in 2011 with 24 recorded births. The name reached its all-time peak in 2025 with 38 births ranking #3861. Since 1996, the popularity has increased by 33.3%. In 2011, approximately 1 in every 73,284 girls born was named Ilona. RISING Recent data shows the name is currently rising.