Ailsa is a distinctive girls' name in England & Wales, ranking #2163 in 2020 with 12 recorded births. This places Ailsa in the top 30% of ranked UK girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 41 births ranking #619. Since 1996, the popularity has decreased by 64.7%. In 2020, approximately 1 in every 22,367 girls born was named Ailsa. STABLE Recent data shows the name is currently stable.