Over the past 110 years, 5 boys and 30 193 girls have been named Kayleigh. The name Kayleigh ranks 13909th in the United States among the most common names for boys. For the first time more than ten times newborns were named Kayleigh in 2004. The peak of popularity of the name Kayleigh 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.