Surname Maps for the Brennan Surname in Ireland

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Census Surname Maps for the Brennan Surname

Surname Map for Brennan in 1901 Surname Map for Brennan in 1911

Farmer Maps

Farmer Map for Brennan in 1901 Farmer Map for Brennan in 1911

Rank Map

Rank Map for Brennan in 1901

Religion Maps

Catholic Map for Brennan in 1901 Presbyterian Map for Brennan in 1901
Anglican Map for Brennan in 1901 None/Not Given Map for Brennan in 1901

Language Maps

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.
Irish and English Map for Brennan in 1901 Irish only Map for Brennan in 1901
English only Map for Brennan in 1901

Statistics

Surname Counts and Rankings

There were 14,700 with the surname Brennan in Ireland in 1901 and 14,559 in 1911.
This ranks the surname 18th in 1901 and 18th in 1911.

Surname Count in Connacht in 1901: 3,986
Surname Ranking in Connacht in 1901: 8th

Surname Count in Leinster in 1901: 6,849
Surname Ranking in Leinster in 1901: 12th

Surname Count in Munster in 1901: 1,858
Surname Ranking in Munster in 1901: 111th

Surname Count in Ulster in 1901: 2,007
Surname Ranking in Ulster in 1901: 119th



Religion

Religion statistics for Brennan in 1901 - Catholic: 96%, Anglican: 2%, Presbyterian: 1%

Religion statistics for Brennan in 1911 - Catholic: 95%, Anglican: 2%, Presbyterian: 1%, None / Not Given: 1%



Most Common Male Forenames associtated with Brennan

The numbers in brackets represent the number of people with this forename in 1901. Note that not everyone specified their gender in the census.



Most Common Female Forenames associtated with Brennan

The numbers in brackets represent the number of people with this forename in 1901. Note that not everyone specified their gender in the census.



Surnames with a Similar Spelling to that of Brennan

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 Brennan is also Frequent




Comment / Enquiries

Please feel free to comment or place an enquiry of interest to people with the Brennan surname.