Kilduff family name history and map
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Kilduff in 1911 Ireland
The 1911 Census recorded 358 people named Kilduff in Ireland; roughly one in every 12,000 people carried the name. The name was split fairly evenly between men and women: 178 men and 180 women.
Counties with Kilduff in Ireland
Roscommon had the largest share of Kilduffs, 18.7% (67 people). Next came Mayo (65), Galway (44), Westmeath (43) and Dublin (36).

Kilduff average age in 1911
The average Kilduff in 1911 was 29.3 years old, 29.0 for men and 29.6 for women; almost exactly in line with the national averages of 29.6 for men and 30.5 for women. That low figure reflects just how many children there were in Edwardian Ireland, along with high infant mortality and the limits of public health at the time. For comparison, average life expectancy in Ireland today is around 83.
Kilduff literacy in 1911
Of the Kilduffs whose literacy was recorded, 76.6% could both read and write, 4.3% could read but not write, and 19.1% could do neither. Men came out slightly ahead, 77.7% reading and writing against 75.6% of women. Bear in mind these figures include young children; the census itself only counted people aged nine and over when calculating illiteracy, on the grounds that it was unfair to label a child illiterate before they'd had a chance to learn.
Kilduff common first names
The most common male names were Patrick (26), John, Michael, James and Thomas; the same five names that topped the list nationally. For women it was Mary (29), followed by Bridget, Margaret, Catherine and Ellen.
Kilduff occupations in 1911
The most common occupation among Kilduffs was farmer, 22.1% of them (79 people). Next came scholar / student (18.7%), general labourer (3.1%), farm labourer (2.2%) and domestic servant (1.7%). Grouped by sector, agriculture accounted for 24.6% of all Kilduffs, followed by domestic service, general labourers and textiles & clothing.
What religion is Kilduff?
Kilduffs were overwhelmingly Roman Catholic, 99.4% of them.
Visitor Notes
Review type for post source and surnames source type not found
Added by
Pete F
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Kilduff statistics (1911)
Number: 358
Rank: 1,708
Average Age: 29
Kilduff in the USA (2020)
Number: 1,311
Rank: 20,463
Note: If there were less than 100 in the USA census it will show as zero.

