Ó Canann (Tomás G.)

Cannon (Thomas Gildea): A history of the O’Cannons of Tír Chonaill.
In Donegal annual 12/2 (1978), pp. 277–315.
Ó Canann (Tomás): Trí saorthuatha Mhuinntire Channannáin: a forgotten medieval placename.
In Donegal annual 38 (1986), pp. 19–46.
Ó Canann (Tomás): The origin of the Donegal surname Mac Giolla Dé.
In Ainm 3 (1988), pp. 27–34.
Ó Canann (Tomás): Notes on some Donegal place-names.
In Ainm 4 (1989–1990), pp. 107–124.
I. Ballycannon; II. Meenychanon; III. Cannon’s Lough; IV. Glennagannon; V. Drumcannon.
Ó Canann (Tomás G.): Áth Uí Chanannáin and the toponymy of medieval Mide.
In RíM 8/4 (1992–1993), pp. 78–83.
Ó Canann (Tomás G.): Aspects of an early Irish surname: Ua Canannáin.
In StH 27 (1993), pp. 113–144.
Discusses the etymology, orthography, anglicization and distribution of Ó Canannáin (and variants).
Ó Canann (Tomás G.): A poem on the rights of the coarb of Saint Molaisse.
In Clogher record 15/1 (1994), pp. 7–24.
Sloindfead do chách ceart Mlaissi, 30 qq., based on BL Additional 18205; with English translation and commentary.
Ó Canann (Tomás): A pair of toponyms derived from Clann Mhic Giolla Dhé.
In Ainm 6 (1994), pp. 38–45.
Ballykildea (Co. Clare), Ballykilladea (Co. Galway).
Ó Canann (Tomás): Historical note on the medieval territory of Gleann Néimhthinne.
In Ainm 7 (1996), pp. 44–50.
Ó Canann (Tomás): A postscript on medieval Gleann Néimhthinne.
In Ainm 8 (1998), pp. 56–59.
Ó Canann (Tomás G.): Ua Canannáin genealogies in the Irish manuscript tradition.
In StH 30 (1998–1999), pp. 167–229.
Studies the origin legends, lineage branchings and pedigrees of the Ua Canannáin kings of pre-Norman Tír Conaill. Appendix: transcripts of the twenty-one recensions of Ua Canannáin pedigrees, from the Book of Leinster, NLI G 2, TCD H 2. 7, RIA 23 P 12, etc.
Ó Canann (Tomás G.): Carraig an Dúnáin: probable Ua Canannáin inauguration site.
In JRSAI 133 (2003), pp. 36–67.
Ó Canann (Tomás G.): Sliocht Cormaic Mhic Cárthaigh Dúna Goill.
In JKAHS (2nd ser.) 3 (2003), pp. 104–124.
On the Dungeel branch of the MacCarthys.
Ó Canann (Tomás G.): Clann Fhiangusa and the pedigree of Flann mac Maíle Dúin.
In Donegal annual 56 (2004), pp. 20–26.
Ó Canann (Tomás G.): Máel Coba Ua Gallchobair and his early family background.
In JRSAI 134 (2004), pp. 33–79.
Ó Canann (Tomás): The political context of the prose A version of Immram Snédgusa 7 Maic Ríagla.
In JRSAI 135 (2005), pp. 130–135.
Ó Canann (Tomás): Ó Domhnaill’s inauguration, according to Pilib Ó Súilleabháin Bhéarra.
In JRSAI 137 (2007), pp. 101–116.
Ó Canann (Tomás G.): The Annals of Inisfallen: an independent witness to northern events.
In JCHAS 113 (2008), pp. 31–39.
Ó Canann (Tomás G.): Sloinnteoireacht: John Lyne’s collection of Sliabh Luachra genealogies.
In JKAHS (2nd ser.) 8 (2008), pp. 160–185.
Ó Canann (Tomás G.): Surveying County Donegal.
In Ainm 10 (2009), pp. 27–100.
Ó Canann (Tomás G.): Edmund Hogan: editor and scholar.
In Edmund Hogan’s Onomasticon Goedelicum (2011), pp. 1–21.
Ó Canann (Tomás G.): Roger O Ferrall, his family background and Linea antiqua.
In IG 13/3 (2012), pp. 212–224.
On Roger O’Ferrall, compiler of the genealogical treatise Linea antiqua (1709) [NLI Genealogical Office MS 155].
Ó Canann (Tomás G.): Notes on medieval Donegal.
In Donegal annual 66 (2014), pp. 4–15; 67 (2015), pp. 67-89.
[1.] Mac Dubháin chiefs of Tír Éanna; [2.] A family of Tír Chonaill historians [the Uí Chanann]; [3.] Coill na Lon in Síol Bhaoighill [on the identification of a placename mentioned in AFM 1526.5]; [4.] Abbey Es Ruaid [Assaroe] and Cath na Rígdamna; [5.] Early Ua Domnaill pedigrees: [6.] Clann Ghiolla Dhé.
Ó Canann (Tomás G.): Notes on medieval Donegal: II.
In Donegal annual 67 (2015), pp. 67–89.
[1.] Abbey Es Ruaid and Cath na Rígdamna; [2.] Early Ua Domnaill pedigrees; [3.] Clann Ghiolla Dhé.

Incl. a Bibliography of Thomas G. Cannon.
Ó Canann (Tomás G.): Notes on medieval Donegal: III. Carraig an Dúnáin inauguration mound: an update.
In Donegal annual 68 (2016), pp. 114–120.
An addition to T. G. Ó Canann, ‘Carraig an Dúnáin: probable Ua Canannáin inauguration site’, in JRSAI 133 (2003), pp. 36–67.
Ó Canann (Tomás G.): A historical note on Baile Uí Chanann.
In Donegal annual 69 (2017), pp. 23–28.
Ó Canann (Tomás G.): Aspects of the history of Clann tSuibhne.
In Donegal annual 70 (2018), pp. 31–41.
1. Mac Suibhne references in the register of Paisley Abbey; 2. Some Donegal placenames associated with Clann tSuibhne; 3. A stray Mac Suibhne na dTuath pedigree.