Son of Jack; God is gracious
Jackston is a modern American invention, likely created by blending the classic name Jack with the popular 'ston' suffix found in names like Winston or Kingston. It functions as an elaborated patronymic, ultimately tracing back to the Hebrew name Yochanan, meaning 'God is gracious'.
Less common today
Jackston isn't in the latest US Top 1000. It last peaked at #5,281 in 2017.
US births per 5-year period, 1990βpresent (SSA data).