Hay meadow or clearing
Haisleigh is a modern American creative spelling of the English surname-name Hadley or Hayley. It derives from the Old English elements 'heg' (hay) and 'leah' (clearing, meadow or field).
Less common today
Haisleigh isn't in the latest US Top 1000. It last peaked at #2,345 in 2022.
US births per 5-year period, 1990βpresent (SSA data).