Modern creation, likely a variant of Jason or Jace.
Jaykon is a contemporary American invention, likely formed by blending the popular 'Jay' prefix with the 'kon' suffix found in names like Deacon. It may also function as a phonetic variant of the Greek name Jason, which means 'healer'. Because it is a modern coinage, it lacks a singular historical etymology.
Less common today
Jaykon isn't in the latest US Top 1000. It last peaked at #5,294 in 2017.
US births per 5-year period, 1990βpresent (SSA data).