Donegan family genealogy
Arms: Az. six plates, three, two, and one, on a chief or. a demi lion ramp. gu. Crest: An orb ar. banded and surmounted by a cross pattée or.
CORMAC, brother of Suibneach, who is No. 103 on the "Dwyer" (of Coille na-Managh) pedigree, was the ancestor of MacDonnagain; anglicised Donegan,[1] and Dungan, Chiefs in the county Limerick.
103. Cormac: son of Dunchadh.
104. Maolmaith ("maith:" Irish, good.; Wel. "mad;" Arm. "mat"): his son.
105. Meclachtnan: his son.
106. Donnegan ( "donnegan:" Irish, a little lord, or a brown lord): his son; a quo MacDonnegain.
107. Treasach: his son.
108. Finé: his son.
109. Ruadhri: his son.
110. Tighearnan: his son.
111. Ruadhri: his son.
112. Maolseachlainn MacDonnagain: his son.
Notes
[1] Donegan: Several branches of this family are given by MacFirbis; the foregoing is merely the Stem.