Dark-haired chieftain or brown-haired leader
Donnavin is a modern spelling variant of the Irish name Donovan. It is derived from the Gaelic surname Γ DonndubhΓ‘in, composed of the elements 'donn' meaning brown or dark and 'dubh' meaning black, combined with a diminutive suffix often associated with leadership or chieftain status.
Less common today
Donnavin isn't in the latest US Top 1000. It last peaked at #7,333 in 2001.
US births per 5-year period, 1990βpresent (SSA data).