Delainey is a distinctive girls' name in United States, ranking #1390 in 2025 with 157 recorded births. The name reached its all-time peak in 2024 with 169 births ranking #1346. Since 1996, the popularity has increased by 460.7%. In 2025, approximately 1 in every 10,237 girls born was named Delainey. RISING Recent data shows the name is currently rising.