God has given
A Hebrew name meaning 'God has given' or 'Gift of God.' In the Old Testament, it is the name of several figures, including a nobleman in the court of King Jehoiakim. It shares the same etymological roots as the more common name Nathan.
Less common today
Elnatan isn't in the latest US Top 1000. It last peaked at #10,512 in 2018.
A court official under King Jehoiakim mentioned in the Book of Jeremiah
Early American clergyman and fellow of Yale College
US births per 5-year period, 1990βpresent (SSA data).