Over the past 110 years, 10 boys and 16 533 girls have been named Kaylin. The name Kaylin ranks 10720th in the United States among the most common names for boys. For the first time more than ten times newborns were named Kaylin in 1995. The peak of popularity of the name Kaylin came in the 1990s and 2010s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.