From the Irish surname O'Donndubhain, meaning descendant of Donndubhan, a name combining donn meaning brown and dubh meaning dark. A proud Irish clan name.
Nicknames
don
Vibe
gentle
How it ages.
Ages gracefully; Irish surname-names of this type have a durable, sophisticated appeal.
The cultural moment.
Steadily used in the US and UK from the 1990s through the 2010s; holding steady.