Kirsty is a moderately popular girls' name in England & Wales, ranking #169 in 2003 with 291 recorded births. The name reached its all-time peak in 1996 with 1,202 births ranking #53. Since 1996, the popularity has decreased by 75.8%. In 2003, approximately 1 in every 958 girls born was named Kirsty. FALLING Recent data shows the name is currently falling.