Over the past 110 years, 25 273 girls have been named Cathleen. The name Cathleen ranks 793th in the United States among the most common names for girls. For the first time more than ten times newborns were named Cathleen in 1910. The peak of popularity of the name Cathleen came in the 1950s and 1960s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.