Hay meadow or clearing
Hayleen is a modern variation of the English surname-name Hayley, combined with the popular 'een' suffix. It likely derives from the Old English words 'heg' (hay) and 'leah' (clearing or meadow).
About 5 girls were named Hayleen in 2025.
US births per 5-year period, 1990–present (SSA data).
