Cassondra is a distinctive girls' name in United States, ranking #1886 in 1997 with 78 recorded births. The name reached its all-time peak in 1996 with 118 births ranking #1401. Since 1996, the popularity has decreased by 33.9%. In 1997, approximately 1 in every 22,316 girls born was named Cassondra. FALLING Recent data shows the name is currently falling.