Hello. Thaddeus D. "Tim" Ahern was supposedly born Mar. 16, 1812 in Newcastle, Co. Limerick. He was supposedly a teacher in Ireland. His first wife is unknown, but he is to have lived in New York with her and had a daughter Katy Ahern. Later, 23 Nov 1855, he married Bridget Harnett/Hartnett also of the Newcastle area of Limerick.They lived around Morris, Grundy County, IL. He farmed around Cardiff, Illinois. Their children were: John Wm. "Hooper" Ahern Fred Ahern Mary Ahern Fitzpatrick Raymond Ahern Will Ahern Theodore Ahern Eugene Ahern Genevieve Ahern
all born between 1859 and 1871 near Grundy County or Cardiff IL.
Thaddy's parents were Mike Ahern and Elizabeth Hooper. His grandfather was John Ahern.