Son of Jack or God is gracious
An English patronymic surname meaning 'son of Jack'. Jack itself is a medieval diminutive of John, which originates from the Hebrew name Yochanan, meaning 'God is gracious'.
Less common today
Jackman isn't in the latest US Top 1000. It last peaked at #9,451 in 2014.
A character in the video game series Β· Suikoden
US births per 5-year period, 1990βpresent (SSA data).