Over the past 110 years, 896 boys and 323 312 girls have been named Ruby. The name Ruby ranks 2687th in the United States among the most common names for boys. For the first time more than ten times newborns were named Ruby in 1911. The peak of popularity of the name Ruby came in the 1920s and 1930s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.