Ashby is a distinctive girls' name in United States, ranking #5909 in 1997 with 16 recorded births. The name reached its all-time peak in 2011 with 34 births ranking #4258. Since 1996, the popularity has increased by 14.3%. In 1997, approximately 1 in every 108,791 girls born was named Ashby. FALLING Recent data shows the name is currently falling.