Jeferson is of American origin, derived from the surname Jefferson. It was popularized as a given name by Thomas Jefferson, the third President of the United States, who was known for his significant role in the drafting of the Declaration of Independence and the establishment of the Democratic-Republican Party.
"Jeferson experienced peak popularity in the late 2000s to early 2010s, with a high of 41 births in 2008. After 2012, the name's usage steadily declined, reaching an all-time low of 6 births in 2020."