Alaina is a moderately popular girls' name in United States, ranking #224 in 2025 with 1,366 recorded births. The name reached its all-time peak in 2011 with 1,998 births ranking #156. Since 1996, the popularity has increased by 97.4%. In 2025, approximately 1 in every 1,177 girls born was named Alaina. STABLE Recent data shows the name is currently stable.