Over the past 110 years, 680 girls and 174 854 boys have been named Dean. The name Dean ranks 4373th in the United States among the most common names for girls. For the first time more than ten times newborns were named Dean in 1915. The peak of popularity of the name Dean 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.