Pure or brave combination
Kaselynn is a modern American invention, likely created by blending the prefix 'Kase' with the popular suffix 'lynn'. It may draw inspiration from the name Casey, meaning brave, or Katherine, meaning pure, combined with the Welsh element lynn, meaning lake.
Less common today
Kaselynn isn't in the latest US Top 1000. It last peaked at #10,962 in 2020.
US births per 5-year period, 1990βpresent (SSA data).