God has helped or Jehovah is salvation
Jayziah is a modern American invention, likely created by blending the popular prefix 'Jay' with the biblical suffix '-ziah' found in names like Hezekiah or Josiah. It is often interpreted as a variant of the Hebrew name Jesiah or Aziah, carrying the spiritual connotation of divine assistance.
Less common today
Jayziah isn't in the latest US Top 1000. It last peaked at #5,988 in 2014.
US births per 5-year period, 1990βpresent (SSA data).