The name Dashel means Unknown Meaning and is of French origin. Dashel is a name that's been used primarily by parents who are considering baby names for boys.
Dashiell is an anglicised form of the French surname "de Chiel." While some think it is a form of the word ciel which means "heaven or sky," Chiel is also a Scottish term for a young boy or occupationally a page.
Dashiell Hammett, author.