From the alder grove
A variant of the Irish surname Delaney, derived from the Gaelic 'Γ DubhshlΓ‘ine,' meaning descendant of the dark-haired man of the SlΓ‘ine river. It is also associated with the French 'de l'aunaie,' referring to someone living near a grove of alder trees.
Less common today
Dalaney isn't in the latest US Top 1000. It last peaked at #3,078 in 2005.
US births per 5-year period, 1990βpresent (SSA data).