REILLY Surname Maps of Ireland

Where in Ireland does the family REILLY come from? Is REILLY a common surname in Ireland? These surname distribution maps show where people with the surname REILLY were recorded throughout Ireland in the 1901 and 1911 Census of Ireland. The census records are held by the National Archives of Ireland and can be searched here: National Archives Census of Ireland

REILLY Surname Distribution Map (1901 Census)

REILLY surname distribution map Ireland 1901 census

There were 19,682 people with this surname in Ireland in 1901. The surname was ranked 9th in Ireland. MURPHY is ranked 1st since it is the most common Irish surname.

Religion: Catholic: 18,797 (95.50%), Anglican: 511 (2.60%), Presbyterian: 233 (1.18%), Other / Not Given: 84 (0.43%), Methodist: 45 (0.23%), Congregationalist: 6 (0.03%), Salvation Army: 3 (0.02%), Baptist: 1 (0.01%), Christian: 1 (0.01%), Plymouth Brethren: 1 (0.01%)

REILLY Surname Distribution Map (1911 Census)

REILLY surname distribution map Ireland 1911 census

There were 18,506 people with this surname in Ireland in 1911. The surname was ranked 11th in Ireland. MURPHY is ranked 1st since it is the most common Irish surname.

REILLY Surname Overview

  • People recorded in 1901: 19,682
  • Ireland ranking in 1901: 9th
  • Strongest county association: Cavan

Where was the REILLY surname found in Ireland in 1901?

In the 1901 Census of Ireland, the surname REILLY had the strongest distribution in these counties:

  • Cavan — Ranked 1st with 5,528 people
  • Longford — Ranked 1st with 1,641 people
  • Meath — Ranked 1st with 1,974 people
  • Westmeath — Ranked 5th with 668 people
  • Fermanagh — Ranked 8th with 581 people
  • Louth — Ranked 9th with 550 people
  • Wicklow — Ranked 10th with 411 people
  • Leitrim — Ranked 11th with 691 people
  • Dublin — Ranked 16th with 2,184 people
  • Monaghan — Ranked 26th with 377 people
  • Kildare — Ranked 30th with 264 people
  • Mayo — Ranked 30th with 975 people
  • Galway — Ranked 52nd with 613 people
  • Laois — Ranked 59th with 157 people

Woulfe Surname Index for REILLY

The Rev. Patrick Woulfe provided lists of surname associations for Irish surnames in his book Irish Names and Surnames. Below is a list of these associations for the surname REILLY.

Dúchas Surname Index for REILLY

The Dúchas Surname Index is a set of surname associations compiled by the Irish Folklore Commission. Below is a list of these associations for the surname REILLY. Learn more at Dúchas Surname Index.

  • O'Rahilly
  • O'Reilly
  • Rahilly
  • Rails
  • Raol
  • Rayel
  • Roland
  • Rowley
  • Ryle
  • Ó Rabhlaigh
  • Ó Raghaill
  • Ó Raghaille
  • Ó Raghallaigh
  • Ó Raighill
  • Ó Raighilligh
  • Ó Raighle
  • Ó Raithile
  • Ó Rallaigh
  • Ó Rathaile
  • Ó Rathallaigh
  • Ó Reithil
  • Ó Riallaigh
  • Ó Riolláin
  • Ó Roithleáin
  • Ó Rothallaigh
  • Ó Rothlainn
  • Ó Rághaill
  • Ó Ráighle
  • Ó Ríle
  • Ó Róláin

Meanings of the Surname REILLY

According to Thomas G. Gentry in his 1892 book Family Names, the Irish section states: Raġallaċ, from riaġail, a rule; aċ, an agent. A ruler; a king. Reilley, Reily, Rielly, Riley, cognate forms.

REILLY in 1901 (Farmer)

Map is based on households which had at least one member who had an occupation containing "Farm" or "Agri".

REILLY Farmer Surname Map in 1901

REILLY in 1901 (Catholic)

Map shows the percentage of people with the surname REILLY who are Catholic in each locality

REILLY Catholic Surname Map in 1901

REILLY in 1901 (Anglican)

Map shows the percentage of people with the surname REILLY who are Anglican in each locality

REILLY Anglican Surname Map in 1901

REILLY in 1901 (Presbyterian)

Map shows the percentage of people with the surname REILLY who are Presbyterian in each locality

REILLY Presbyterian Surname Map in 1901

REILLY in Scotland

The REILLY Surname in Scotland

Patterns associated with the REILLY surname

List of consecutive consonant patterns associated with this surname:

When producing these maps, surnames are converted to uppercase. "MC" and "M'" are replaced with "MAC", and non-alphabetic characters (hyphens, spaces, apostrophes, accents) are removed. For example, Mac Vey and McVey appear together as MACVEY. O'Neill, Oneill, ONeill and Ó Néill appear together as ONEILL, and D'Arcy and Darcy appear as DARCY.

While every effort has been made to ensure accuracy, no responsibility is taken for errors in the census data. The census is available online for verification.