Aby is a distinctive girls' name in United States, ranking #12201 in 2002 with 7 recorded births. This places Aby in the bottom 33% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 20 births ranking #6207. In 2002, approximately 1 in every 256,689 girls born was named Aby. STABLE Recent data shows the name is currently stable.