FindMyPast have put up indexes of townlands and parishes in Ireland from 1851 to 1911. In addition to townlands and parishes, details of baronies and electoral divisions in Ireland for a given year.
See Indexes To The Townlands and Parishes 1851-1911
What’s in a name?
Based on the work of Barry Griffin, the list below shows the five most popular surnames in Ireland and in each county in 1901. Overall