Cassondra is a distinctive girls' name in United States, ranking #4729 in 2005 with 28 recorded births. The name reached its all-time peak in 1996 with 118 births ranking #1401. Since 1996, the popularity has decreased by 76.3%. In 2005, approximately 1 in every 65,989 girls born was named Cassondra. FALLING Recent data shows the name is currently falling.