Caitriona is a distinctive girls' name in United States, ranking #6240 in 1999 with 16 recorded births. The name reached its all-time peak in 2018 with 17 births ranking #6852. Since 1996, the popularity has increased by 100.0%. In 1999, approximately 1 in every 110,861 girls born was named Caitriona. FALLING Recent data shows the name is currently falling.