Hollow; money; or a modern invented name
Cashtyn is a modern American invention, likely a creative blend of the name Cash with the popular '-tyn' or '-ton' suffix. While 'Cash' can derive from the English surname for a box maker or the Latin 'cassus' meaning hollow, this specific spelling is a contemporary stylistic choice.
Less common today
Cashtyn isn't in the latest US Top 1000. It last peaked at #4,349 in 2021.
US births per 5-year period, 1990βpresent (SSA data).