MacAonghusa-McGuinness MacAonghusa-McGuinness: History of the McGuinness Sept, decended from Chiefs of Ulster. Variations of the surname as Gaeilge include MagAonghusa, MagAonguis, MacAonghusa, MacOengusa and MacAenghusa. Compiled by Éanna MacAonghusa. (MacAonghusa) http://www.ssi-developer.net/macaonghusa/
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Information: Sites which concern the collected family history of individuals or related surnames, rather than either a specific surname or 
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