Dougan
/ˈduːɡən/noun
Dougan is an Irish surname, also found in Scotland and elsewhere.
Did you know?Dougan is commonly regarded as an anglicized form of Irish Ó Dubhagáin, a patronymic meaning “descendant of Dubhagán,” with the personal name built from dubh, “black” or “dark.”
Etymological Timeline
Proto-Celtic
Proto-Celtic
*dubos
“Black or dark; the ancestral Celtic root behind Irish dubh.”
Old Irish
Old Irish
dubh
“Black, dark, or gloomy.”
Medieval Irish
Irish
Dubhagán
“A diminutive personal name meaning roughly “little dark one.””
Medieval Irish
Irish
Ó Dubhagáin
“Descendant of Dubhagán.”
Early Modern English
English
Dougan
“An anglicized spelling of the Irish surname Ó Dubhagáin.”
Modern English
English
Dougan
“A surname descended from the Irish family name Ó Dubhagáin.”