Cally is a distinctive girls' name in United States, ranking #6221 in 2010 with 21 recorded births. The name reached its all-time peak in 1998 with 45 births ranking #2892. Since 1996, the popularity has decreased by 32.3%. In 2010, approximately 1 in every 84,635 girls born was named Cally. FALLING Recent data shows the name is currently falling.