Supplanter or may God protect
Jaelyne is a modern American invention, likely created by combining the biblical name Jae (a variant of James or Jacob) with the popular 'lyne' suffix. It carries the etymological weight of the Hebrew name Ya'aqov, which refers to 'supplanting' or 'following'.
Less common today
Jaelyne isn't in the latest US Top 1000. It last peaked at #7,975 in 2009.
US births per 5-year period, 1990βpresent (SSA data).