Cassondra is a distinctive girls' name in United States, ranking #7750 in 2009 with 16 recorded births. The name reached its all-time peak in 1996 with 118 births ranking #1401. Since 1996, the popularity has decreased by 86.4%. In 2009, approximately 1 in every 114,804 girls born was named Cassondra. FALLING Recent data shows the name is currently falling.