Gift of God
A modern creative spelling of the traditional Hebrew name Jonathan. It is derived from the name Yehonatan, signifying that the child is a blessing or a gift bestowed by the divine.
Less common today
Jonathyn isn't in the latest US Top 1000. It last peaked at #4,455 in 2010.
US births per 5-year period, 1990βpresent (SSA data).