Caitriona is a distinctive girls' name in United States, ranking #9593 in 2015 with 11 recorded births. The name reached its all-time peak in 2018 with 17 births ranking #6852. Since 1996, the popularity has increased by 37.5%. In 2015, approximately 1 in every 162,241 girls born was named Caitriona. FALLING Recent data shows the name is currently falling.