A modern invented name, likely a variant of Savion.
Sayvion is a contemporary American creation, most likely a phonetic variation of Savion. While it does not have a direct ancient etymology, it is often associated with the Spanish name Xavier, meaning 'new house,' or the French word 'savoir,' meaning 'to know.'
College basketball player
US births per 5-year period, 1990–present (SSA data).