Over the past 110 years, 22 396 boys and 7 girls have been named Rocky. The name Rocky ranks 678th in the United States among the most common names for boys. For the first time more than ten times newborns were named Rocky in 1920. The peak of popularity of the name Rocky came in the 1950s and 1960s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.