Troi is a distinctive girls' name in United States, ranking #4677 in 2001 with 26 recorded births. The name reached its all-time peak in 1997 with 40 births ranking #3033. Since 1996, the popularity has decreased by 18.8%. In 2001, approximately 1 in every 69,252 girls born was named Troi. FALLING Recent data shows the name is currently falling.