Modern invention, likely combining Kay and Shaun
Kayshaun is a contemporary American name created by blending the prefix 'Kay' with the name 'Shaun'. While Shaun is a Gaelic form of John meaning 'God is gracious', this specific combination is a modern stylistic choice without a singular ancient root.
Fewer than 5 boys were named Kayshaun in 2025.
US births per 5-year period, 1990–present (SSA data).
NFL wide receiver