Over the past 110 years, 108 146 boys and 74 475 girls have been named Casey. The name Casey ranks 267th in the United States among the most common names for boys. For the first time more than ten times newborns were named Casey in 1911. The peak of popularity of the name Casey came in the 1980s and 1990s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.