Thy is a distinctive girls' name in United States, ranking #9862 in 2006 with 12 recorded births. The name reached its all-time peak in 2002 with 17 births ranking #6673. Since 1996, the popularity has increased by 71.4%. In 2006, approximately 1 in every 158,423 girls born was named Thy. STABLE Recent data shows the name is currently stable.