He gave or God has given
Jathan is a rare name likely formed as a blend of the biblical names Jason and Nathan, or as a variant of the Hebrew name Jathan (Yathan). It carries the traditional Hebrew meaning of a gift from the divine.
Less common today
Jathan isn't in the latest US Top 1000. It last peaked at #1,703 in 2006.
US births per 5-year period, 1990βpresent (SSA data).