Over the past 110 years, 16 533 girls and 10 boys have been named Kaylin. The name Kaylin ranks 997th in the United States among the most common names for girls. For the first time more than ten times newborns were named Kaylin in 1983. The peak of popularity of the name Kaylin came in the 2000s and 2010s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.