Unknown; possibly a modern variation of Cael or Jael
Xael is a contemporary name with no established etymological history. It likely emerged as a creative variation of the Hebrew name Jael or the Gaelic name Cael, or as a modern phonetic invention using the popular 'X' prefix. Because it is so rare, it lacks a definitive traditional meaning.
About 22 boys were named Xael in 2025.
US births per 5-year period, 1990–present (SSA data).