Agents persons, peoples and institutions
- 1923–1990
- Armagh, St Patrick’s College
- d. 2016
Ó Flaithbheartaigh (Ruaidhrí Óg) See: Roderic O'Flaherty
- s. xx–xxi
Ó Flannagáin (Mícheál) See: Michael O'Flanagan
Ó Floinn (Donncha) See: Donnchadh Ó Floinn [d. 1830]
- d. 1830
- fl. c. 1700
- Látharna
- fl. early 17th century
- Látharna
Ó Gormáin (Chevalier) See: Tomás Ó Gormáin
- d. c.1794
- 1732–1809
- Dublin, Royal Irish Academy, County Clare, France, Paris, Castletown ... Co. Clare
Ó hAimhirgín (Osborn) See: Osborn Bergin