God beholds or wealth
Jessly is a modern American elaboration of the name Jessie or Jessica. It likely derives from the Hebrew name Yiskah, meaning 'to behold' or 'foresight', combined with the popular '-ly' suffix common in contemporary naming trends.
Less common today
Jessly isn't in the latest US Top 1000. It last peaked at #9,980 in 2020.
US births per 5-year period, 1990βpresent (SSA data).