Modern invented name, likely a blend of Jack and Caden.
Jacaden is a contemporary American creation, likely formed by combining the classic name Jack with the popular modern suffix -aden. While it does not have a singular historical etymology, it carries the combined energy of its components: the strength of Jack and the rhythmic appeal of the 'aden' trend.
Less common today
Jacaden isn't in the latest US Top 1000. It last peaked at #7,568 in 2010.
US births per 5-year period, 1990βpresent (SSA data).