Ailsa is a distinctive girls' name in United States, ranking #6655 in 2010 with 19 recorded births. The name reached its all-time peak in 2003 with 19 births ranking #6061. Since 1996, the popularity has increased by 72.7%. In 2010, approximately 1 in every 93,544 girls born was named Ailsa. FALLING Recent data shows the name is currently falling.