Uncertain; possibly a modern invented name.
Jasail is a rare contemporary name with no established etymological history in major languages. It may be a modern rhythmic invention, possibly influenced by names like Jace or Sail, or a variant of the Arabic name Jasil, meaning 'brave' or 'great'. Due to its rarity, it lacks a definitive traditional meaning.
Less common today
Jasail isn't in the latest US Top 1000. It last peaked at #3,948 in 2025.
US births per 5-year period, 1990βpresent (SSA data).