Over the past 110 years, 209 407 boys and 567 girls have been named Troy. The name Troy ranks 167th in the United States among the most common names for boys. For the first time more than ten times newborns were named Troy in 1910. The peak of popularity of the name Troy came in the 1960s and 1970s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.