Debby is a distinctive girls' name in United States, ranking #13973 in 2001 with 6 recorded births. The name reached its all-time peak in 1996 with 15 births ranking #6141. Since 1996, the popularity has decreased by 60.0%. In 2001, approximately 1 in every 300,093 girls born was named Debby. RISING Recent data shows the name is currently rising.