Surname Maps for the Duffy Surname in Ireland
<< Back to Main Page
Census Surname Maps for the Duffy Surname
Note that it is likely that some Ulster-Scots speakers reported that they only spoke Irish. Both censuses contained a question concerned with whether a person spoke Irish, English or both. No other languages were mentioned.
Surname Counts and Rankings
There were 11,894 with the surname Duffy in Ireland in 1901 and 11,684 in 1911.
This ranks the surname 34th in 1901 and 36th in 1911.
Surname Count in Connacht in 1901: 3,175
Surname Ranking in Connacht in 1901: 16th
Surname Count in Leinster in 1901: 3,227
Surname Ranking in Leinster in 1901: 36th
Surname Count in Munster in 1901: 168
Surname Ranking in Munster in 1901: 559th
Surname Count in Ulster in 1901: 5,324
Surname Ranking in Ulster in 1901: 28th
Religion statistics for Duffy in 1901 - Catholic: 98%, Anglican: 1%
Religion statistics for Duffy in 1911 - Catholic: 98%, None / Not Given: 1%, Anglican: 1%
Surnames with a similar spelling as Duffy.
The numbers in brackets represent the number of people with the given surname in 1901. If the surname is followed by a zero then it only occured in the 1911 census.
Common surnames in areas where Duffy is also frequent:
Comment / Enquiries
Please feel free to comment or place an enquiry of interest to people with the Duffy surname.