My Father was Francis Joseph Deegan b. 1924 d. 1987 - marr. to Anne Ryan lived in Lismore (NSW) all his life
his Father was John Deegan b. 1886 d. 1943 - marr. to Frances Lamprell lived in Lismore (NSW) all his life
his Father was William b. 1842 d. 1919 - marr. to Mary Tynan born in County Laois - Mountmellick emigrated to Australia
his Father was James b. 1803 d. 1876 - marr. to Margaret Bennett born in County Laois - Strahard
his Father was Lawrence
Does any of this link in with anybody else.There were significant numbers of siblings through the generations particularly in John's generation - he was one of eight born to William & Mary in Australia.