Halley is a distinctive girls' name in United States, ranking #2034 in 2005 with 92 recorded births. The name reached its all-time peak in 2000 with 180 births ranking #1136. Since 1996, the popularity has decreased by 31.3%. In 2005, approximately 1 in every 20,084 girls born was named Halley. FALLING Recent data shows the name is currently falling.