Eilish is a distinctive girls' name in United States, ranking #9626 in 2025 with 10 recorded births. The name reached its all-time peak in 1996 with 35 births ranking #3312. Since 1996, the popularity has decreased by 71.4%. In 2025, approximately 1 in every 160,727 girls born was named Eilish. RISING Recent data shows the name is currently rising.