Leavy family genealogy
Arms: Same as those of "O'Farrell."
CUSLIABH, brother of Giolla Iosa who is No. 109 on the "O'Farrell" pedigree, was the ancestor of MacConsleibhe; anglicised Leavy.
109. Cushliabh ("cu:" Irish, a hound; "sliabh," a mountain), meaning "the warrior of the mountain": son of Braon O'Farrell; a quo MacConsleibhe.
110. Cuchaille: his son.
111. Eichtighearna: his son.
112. Cucatha MacConshleibhe: his son; first assumed this sirname.
113. Maolseaghlainn: his son.
114. Sitric: his son.
115. Giolla Chriosd: his son.
116. Maolseaghlainn (2): his son.
117. Giolla (or William): his son.
118. Owen MacConsleibhe (or O'Leavy): his son.