Over the past 110 years, 40 boys and 129 084 girls have been named Kaylee. The name Kaylee ranks 7498th in the United States among the most common names for boys. For the first time more than ten times newborns were named Kaylee in 2004. The peak of popularity of the name Kaylee came in the 2000s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.