Jill is a distinctive girls' name in United States, ranking #2573 in 2010 with 71 recorded births. The name reached its all-time peak in 1996 with 343 births ranking #650. Since 1996, the popularity has decreased by 79.3%. In 2010, approximately 1 in every 25,033 girls born was named Jill. RISING Recent data shows the name is currently rising.