Gracious; jasmine flower
Jasline is a modern invented name, likely created as a blend of the Hebrew-derived Jane or Jasmine with the popular suffix -line. It carries the floral associations of the jasmine plant alongside the traditional meaning of 'God is gracious' found in the John/Jane family of names.
Less common today
Jasline isn't in the latest US Top 1000. It last peaked at #4,164 in 2009.
US births per 5-year period, 1990βpresent (SSA data).