Kelvin is a distinctive boys' name in United States, ranking #905 in 2021 with 254 recorded births. The name reached its all-time peak in 1998 with 698 births ranking #367. Since 1996, the popularity has decreased by 62.5%. In 2021, approximately 1 in every 6,883 boys born was named Kelvin. STABLE Recent data shows the name is currently stable.