Family
 Brian Bóruma mac Cennétig of Dál Cais, High King of Ireland, King of Munster 1)Son of Cennétig mac Lorcáin of Dál Cais, King of Thomond and Be Bind ingen Aurchada of Uí Briúin Seóla. Born ± 941 Died 23 Apr 1014, approximately 73 years Married/ Related to:  Unknown 1)Notes: While Brian's four wives are unknown, it is not possible to establish who was the mother of Slani. Child: 1. Slani ingen Briain of Dál Cais 1)Notes: Sláine ingen Briain was the daughter of Brian Boru, High King of Ireland, and wife of Sigtrygg Silkbeard, King of Dublin. Sláine was married to Sigtrygg after his defeat at Glen Máma in 999 to unite Dublin and Munster forces following a failed rebellion by Sigtrygg and others. They had one son, Olaf Sigtryggsson. The most well known reference to Sláine is in the Cogadh Gáedhel re Galliabh. | |||
Sources
1) Source: Llywelyn ap Iorwerth ancestor table . External Linkhttp://sites.rootsweb.com/~medieval/llywelyn.htm (Data from secondary evidence)