Gracious
Jayvan is likely a modern American variation of Javan, a Hebrew name meaning 'Ionia' or 'Greece'. In contemporary usage, it is often interpreted as a blend of the name Jay with the suffix -van, or as a phonetic variant of the biblical Javan, which represents the ancestor of the Greek people.
Less common today
Jayvan isn't in the latest US Top 1000. It last peaked at #7,050 in 2005.
A figure in the Hebrew Bible mentioned as the grandson of Noah
US births per 5-year period, 1990βpresent (SSA data).