Troi is a distinctive girls' name in United States, ranking #6751 in 2004 with 18 recorded births. The name reached its all-time peak in 1997 with 40 births ranking #3033. Since 1996, the popularity has decreased by 43.8%. In 2004, approximately 1 in every 102,007 girls born was named Troi. FALLING Recent data shows the name is currently falling.