Just, righteous, or upright
Jestine is a feminine variant of Justin, derived from the Latin name Justinus. It shares the same root as the word 'justice,' signifying a person who is fair and morally sound. While rare today, it was occasionally used in the early 20th century as a creative feminine form.
Less common today
Jestine isn't in the latest US Top 1000. It last peaked at #5,300 in 1996.
US births per 5-year period, 1990βpresent (SSA data).