Over the past 110 years, 6 girls and 47 279 boys have been named Kelvin. The name Kelvin ranks 16965th in the United States among the most common names for girls. For the first time more than ten times newborns were named Kelvin in 1992. The peak of popularity of the name Kelvin came in the 1990s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.