Skip to content
  • Start your family tree

Origins of the Oneill surname

A collage of historical images including two family portraits and a postcard of people boarding a ship

About the Oneills

We have a total number of 106016 records for people with the last name Oneill.

Find out more about your family in our records

or try an advanced search

I’ve managed to trace back to the mid-1500s! I can’t believe it! Utterly engrossing and I have uncovered some quite moving and heartbreaking stories attached to various ancestors. You don’t need any qualifications to start - just time patience, and some information.

SS
Stuart
TrustPilot review
1 of 3

Start your family tree

Trace your family back in time. Make new discoveries and see what other Findmypast family historians in our genealogy community have discovered about the Oneills.

Sign up to get started

Delve deeper into the Oneill family's history

Where do most Oneills live?

In 1921, most Oneills lived in London.


Census records trace your ancestors through each generation, so you can follow where your relatives lived through each decade.

Interesting facts about Oneills

How common is your surname?

You have a rare surname! It's not in the top 1000 UK surnames!

We have 39,200 records for the Oneill surname. The oldest one dates back to 1833.

Who were Oneills most likely to marry?

Oneills

&

O Neills

Our Marriage record sets tell us which families married Oneills.

What are the most common Oneill first names?

  • John
  • James
  • Mary
  • Margaret

Our birth record sets tell us the names of Oneill family members

Common jobs for Oneills

Men and women often performed different types of jobs, so these are displayed by gender to maintain their historical accuracy.

Common Female occupations for Oneills in 1921
Dressmaker

125

Domestic Servant

101

Cotton Weaver

86

Housekeeper

75

Laundress

75

Common Male occupations for Oneills in 1921
General Labourer

270

Dock Labourer

168

Coal Miner

149

Tailor

119

Fireman

117

An image of a census transcript and a picture of a dairy farmer holding two milk jugs

Census records provide incredible detail on names, ages, marital statuses, occupations and more.

We found over 100,000 family trees with the Oneill surname

Trace your family back in time and see what other Findmypast family historians in our genealogy community have discovered about the Oneills.

Search for a relative in our family trees

Share your discoveries

Start your family history journey

Start free trial

Start free trial