Eilen is a distinctive girls' name in United States, ranking #12259 in 2025 with 7 recorded births. This places Eilen in the bottom 29% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 7 births ranking #12259. In 2025, approximately 1 in every 229,610 girls born was named Eilen. RISING Recent data shows the name is currently rising.