Loughnan family genealogy
Arms: Vert a dexter hand couped apaumée, and in chief an arrow fessways ar. Crest: A castle triple-towered ppr.
FIONNACHTACH, a brother of Iomchadh Uallach who is No. 88 on the "O'Carroll Ely" pedigree, was the ancestor of O'Lachtnain Ele; anglicised O'Loughnan, and Loughnan, of Ely O'Carroll, and modernised Loftus.
88. Fionnachtach: son of Conla.
89. Eachdach: his son.
90. Tighearnach: his son.
91. Cu-Maighe: his son.
92. Maolfabhal: his son.
93. Crunmaol: his son.
94. Breasal: his son.
95. Dungallach: his son.
96. Maolfabhal: his son.
97. Ruadhrach: his son.
98. Aongus: his son.
99. Cuanach ("cuanach:" Irish, deceitful): his son; a quo O'Cuanaighe, anglicised Cooney; had a brother Lachtnan ("lachtna:" Irish, tawny; or a kind of coarse gray apparel), a quo O'Lachtnain Ele.