1894 Elizabeth Hourihan had a daughter-Elizabeth Hourihan. Father not named.
Elizabeth Hourihan married my grandfather James William McDonald, 29 April 1908, St Monicas Catholic Church, Cairns, Queensland.
1915, Sydney NSW, she divorces James on the grounds of desertion. No Issue.
Elizabeth McDonald died Redfern, Sydney, NSW. 1921. father Lawrence Hourihan mother Catherine.
So looks like the same family