Kelvin is a distinctive boys' name in United States, ranking #754 in 2019 with 317 recorded births. The name reached its all-time peak in 1998 with 698 births ranking #367. Since 1996, the popularity has decreased by 53.2%. In 2019, approximately 1 in every 5,657 boys born was named Kelvin. STABLE Recent data shows the name is currently stable.