Supplanter
A modern phonetic elaboration of Jacqueline, which is the French feminine form of Jacob. It ultimately derives from the Hebrew name Yaakov, referring to one who follows or takes the place of another.
Less common today
Jakelin isn't in the latest US Top 1000. It last peaked at #3,035 in 2003.
US births per 5-year period, 1990βpresent (SSA data).