Combination name of uncertain meaning
Daleysa is a modern American invention, likely created by blending the prefix 'Da-' with the name Leysa or Alaysa. While it lacks a singular historical etymology, it follows the rhythmic patterns of contemporary Spanish-influenced or African-American naming traditions.
Less common today
Daleysa isn't in the latest US Top 1000. It last peaked at #1,735 in 2014.
US births per 5-year period, 1990βpresent (SSA data).