Troi is a distinctive girls' name in United States, ranking #7459 in 2006 with 17 recorded births. The name reached its all-time peak in 1997 with 40 births ranking #3033. Since 1996, the popularity has decreased by 46.9%. In 2006, approximately 1 in every 111,828 girls born was named Troi. FALLING Recent data shows the name is currently falling.