Over the past 110 years, 18 074 boys and 16 girls have been named Harlan. The name Harlan ranks 741th in the United States among the most common names for boys. For the first time more than ten times newborns were named Harlan in 1910. The peak of popularity of the name Harlan 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.