Of uncertain origin; possibly a modern blend
Daleyssa is a modern American invention, likely created by combining the prefix 'Da-' with the name 'Leyssa' or 'Alyssa'. It may also be a creative elaboration of the name Dale or Daley, though it is primarily used as a unique phonetic creation.
Less common today
Daleyssa isn't in the latest US Top 1000. It last peaked at #6,234 in 2015.
US births per 5-year period, 1990βpresent (SSA data).