O'Bryan family name history and map
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O'Bryan in 1911 Ireland
The 1911 Census recorded just 47 people named O'Bryan in Ireland: 23 men and 24 women.
Counties and map with O'Bryan in Ireland
Most O'Bryans were found in Derry (24), with smaller numbers in Dublin (16), Tipperary (2), Antrim (1) and Armagh (1).

O'Bryan average age in 1911
The average O'Bryan in 1911 was 19.7 years old, though with only 47 people recorded, averages like this should be taken loosely.
O'Bryan literacy in 1911
Of the O'Bryans whose literacy was recorded, 79.1% could both read and write, 7% could read but not write, and 14% could do neither. Men came out slightly ahead, 81% reading and writing against 77.3% of women.
O'Bryan common first names
Among the O'Bryans were men named James (5), George (4), Frederick (2), John (2) and Michael (2) and women named Kathleen (3), Annamaria (2), Annie (2), Catherine (2) and Elizabeth (2).
O'Bryan occupations in 1911
The most common entry on an O'Bryan's census form was "Scholar"; 40.4% (19) were children at school. Among the rest, the most common occupations were mason / bricklayer (8.5%), textile worker (6.4%), carter / driver / groom (4.3%) and other maker / factory worker (4.3%).
What religion is O'Bryan?
Most O'Bryans, 53.2%, were Anglican. The remainder were mostly Roman Catholic (46.8%).
Visitor Notes
Review type for post source and surnames source type not found
Added by
Pete F
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O'Bryan statistics (1911)
Number: 47
Rank: 5,988
Average Age: 20
O'Bryan in the USA (2020)
Number: 6,151
Rank: 5,466
Note: If there were less than 100 in the USA census it may show as zero.

