Kelso is a distinctive boys' name in United States, ranking #10268 in 2003 with 6 recorded births. This places Kelso in the bottom 20% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2024 with 24 births ranking #4367. In 2003, approximately 1 in every 329,212 boys born was named Kelso. FALLING Recent data shows the name is currently falling.