Gracious
A modern American creation, likely formed by combining the prefix 'Jai' with the name 'Shaun'. It carries the etymological weight of Shaun, a variant of John, which translates to 'God is gracious'.
Less common today
Jaishaun isn't in the latest US Top 1000. It last peaked at #5,019 in 2005.
US births per 5-year period, 1990βpresent (SSA data).