Over the past 110 years, 7 girls and 22 396 boys have been named Rocky. The name Rocky ranks 16624th in the United States among the most common names for girls. For the first time more than ten times newborns were named Rocky in 2019. The peak of popularity of the name Rocky came in the 2010s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.