Cassondra is a distinctive girls' name in United States, ranking #5582 in 2006 with 24 recorded births. The name reached its all-time peak in 1996 with 118 births ranking #1401. Since 1996, the popularity has decreased by 79.7%. In 2006, approximately 1 in every 79,211 girls born was named Cassondra. FALLING Recent data shows the name is currently falling.