Mcclain is a distinctive boys' name in United States, ranking #7261 in 2006 with 11 recorded births. This places Mcclain in the bottom 48% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 21 births ranking #4799. In 2006, approximately 1 in every 186,829 boys born was named Mcclain. STABLE Recent data shows the name is currently stable.