| Seosamh Ó Duibhginn | |
| Birth Date: | 1914 |
| Birth Place: | County Armagh, Ireland[1] |
| Death Date: | 1994 |
| Occupation: | Editor, publisher, writer |
| Nationality: | Irish |
Seosamh Ó Duibhginn (1914–1994) was an Irish editor and publisher who wrote mostly in the Irish language. He was a native of County Armagh, Ireland.
Ó Duibhginn was an Irish Republican and a volunteer in the Irish Republican Army.