Sheane family genealogy
Arms: Gu. a lion pass. guard. or.
SEAGHAN (Shane or John), brother of Colcan, who is No. 89 on the "O'Brassil" (West) pedigree, was the ancestor of O'Seaghain; anglicised Shean, and Segan.
89. Seaghan ("seagh:" Irish, esteem): son of Tuathal Cruinnbheul (or "Tual of the gathered mouth").
90. Glasceann: his son.
91. Muirios [murrish]: his son.
92. Aongus: his son.
93. Cubreathan: his son.
94. Dunbo: his son.
95. Dungal: his son.
96. Tighearnach: his son.
97. Cananan: his son.
98. Anbuidh O'Seaghain ("anabuidh:" Irish, immature): his son.