Combination of the prefix Nay and the name Shawn
Nayshawn is a modern American invention, likely created by combining the phonetic prefix 'Nay' with the established name Shawn. Shawn is an Anglicized form of the Irish name SeΓ‘n, which itself is a derivative of John, meaning 'God is gracious'.
Less common today
Nayshawn isn't in the latest US Top 1000. It last peaked at #5,408 in 2007.
US births per 5-year period, 1990βpresent (SSA data).