Agents persons, peoples and institutions
- fl. 1651–1696
- County Sligo
Ó Duibhgeannáin (Dáibhidh) See: Dáibhí Ó Duibhgeannáin
- fl. 17th century
- fl. early 15th century
- fl. second half of the 16th century
- fl. 16th century
- 16th century
Ó Duibhir (Donncha) See: Donnchadh Ó Duibhir
- d. 1980
- fl. 1704
Ó Duinn (Tadhg mac Amhalghadh) See: Tadhg mac Laighnigh Ó Duinn
Ó Duinn (Tadhg mac Amhlaidh) See: Tadhg mac Laighnigh Ó Duinn
- fl. late 15th century
- fl. 1550s–1600s
- County Laois