Gracious
A modern American invention, likely combining the prefix 'Ke-' with the name Shaun, a phonetic variation of the Irish Sean. Ultimately, it shares the same etymological roots as John, meaning 'God is gracious'.
Less common today
Keyshaun isn't in the latest US Top 1000. It last peaked at #1,941 in 2000.
Super Bowl-winning NFL wide receiver
Olympic silver medalist boxer
US births per 5-year period, 1990βpresent (SSA data).