Gracious
A modern American creation, likely blending the Irish name Shane with the popular suffix -isha. It carries the etymological weight of Shane, which is a derivative of John, meaning 'God is gracious'.
Less common today
Shaneisha isn't in the latest US Top 1000. It last peaked at #8,479 in 1995.
US births per 5-year period, 1990βpresent (SSA data).