Over the past 110 years, 236 girls and 138 146 boys have been named Ricardo. The name Ricardo ranks 6449th in the United States among the most common names for girls. For the first time more than ten times newborns were named Ricardo in 1945. The peak of popularity of the name Ricardo 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.