Stephenson is a distinctive boys' name in United States, ranking #14068 in 2011 with 5 recorded births. This places Stephenson in the bottom 2% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 7 births ranking #8332. In 2011, approximately 1 in every 379,798 boys born was named Stephenson. STABLE Recent data shows the name is currently stable.