Jeferson is a distinctive boys' name in United States, ranking #7642 in 1997 with 7 recorded births. This places Jeferson in the bottom 29% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 41 births ranking #2914. In 1997, approximately 1 in every 269,299 boys born was named Jeferson. RISING Recent data shows the name is currently rising.