de Lacy Surname

428,270th
Most Common
surname in the World

Approximately 806 people bear this surname

Most prevalent in:
Australia
Highest density in:
Ireland

de Lacy Surname Definition:

De Léis Though the vast O’Melaghlin territory acquired by the Norman de Lascy in the twelfth century was lost, the de Lacys flourished in Munster and later were famous in European military history.

There is also a Gaelic name Ó Laitheasa (in Co.

Read More About This Surname

de Lacy Surname Distribution Map

By incidenceBy frequencyBy rank
Incidence (high to low)Incidence (low to high)Alphabetic A-ZAlphabetic Z-ARank (high to low)Rank (low to high)
PlaceIncidenceFrequencyRank in Area
Australia2361:114,38912,710
Ireland1711:27,5382,522
England1101:506,52832,143
South Africa981:552,83443,423
New Zealand581:78,07511,384
United States511:7,107,038327,397
Philippines281:3,615,651151,287
Spain231:2,032,69753,462
Brazil81:26,759,292405,030
Canada81:4,605,699220,704
Wales51:618,90625,852
Scotland21:2,676,90851,579
Singapore11:5,507,70347,049
Egypt11:91,935,754132,737
Cayman Islands11:63,8932,384
Laos11:6,588,3231,961
Indonesia11:132,249,194811,426
Hungary11:9,816,27773,288
Germany11:80,505,459560,955
France11:66,422,722504,397
Show All Nations
PlaceIncidenceFrequencyRank in Area
Ireland141:316,41912,423
Incidence (high to low)Incidence (low to high)Alphabetic A-ZAlphabetic Z-ARank (high to low)Rank (low to high)
PlaceIncidenceFrequencyRank in Area
England711:343,31522,014
Wales11:1,568,41619,290
Scotland11:3,743,21632,299
PlaceIncidenceFrequencyRank in Area
United States291:1,731,67989,620

de Lacy Surname Meaning

From Where Does The Surname Originate? meaning and history

De Léis Though the vast O’Melaghlin territory acquired by the Norman de Lascy in the twelfth century was lost, the de Lacys flourished in Munster and later were famous in European military history.

There is also a Gaelic name Ó Laitheasa (in Co. Wexford) anglicized Lacy. Bibl; IF 204; Map Lim; Plate XVIII

— A Guide to Irish Names (1964) by Edward MacLysaght
DNA test information
Display Statistics on:

de Lacy Demographics

de Lacy Religious Adherence
in Ireland

Sample size: 14 (1901)

Religious Adherence
in Ireland

View the most religious surnames in Ireland

de Lacy Last Name Facts

Where Does The Last Name de Lacy Come From? nationality or country of origin

The last name de Lacy occurs in Australia more than any other country or territory. It can also be rendered as:. Click here to see other possible spellings of this last name.

How Common Is The Last Name de Lacy? popularity and diffusion

This surname is the 428,270th most widely held family name on a worldwide basis, borne by approximately 1 in 9,041,620 people. It occurs predominantly in Europe, where 39 percent of de Lacy live; 36 percent live in Australasia and 36 percent live in Australia and New Zealand.

This surname is most frequently occurring in Australia, where it is held by 236 people, or 1 in 114,389. In Australia it is mostly concentrated in: Victoria, where 35 percent are found, Western Australia, where 25 percent are found and South Australia, where 16 percent are found. Other than Australia de Lacy exists in 19 countries. It is also found in Ireland, where 21 percent are found and England, where 14 percent are found.

de Lacy Family Population Trend historical fluctuation

The incidence of de Lacy has changed over time. In Ireland the number of people bearing the de Lacy surname increased 1,221 percent between 1901 and 2014; in England it increased 155 percent between 1881 and 2014; in The United States it increased 176 percent between 1880 and 2014; in Wales it increased 500 percent between 1881 and 2014 and in Scotland it increased 200 percent between 1881 and 2014.

de Lacy Last Name Statistics demography

The religious adherence of those carrying the last name is predominantly Catholic (100%) in Ireland.

The amount de Lacy earn in different countries varies markedly. In South Africa they earn 14.11% more than the national average, earning R 271,176 per year and in United States they earn 50.91% more than the national average, earning $65,116 USD per year.

Phonetically Similar Names

Incidence (high to low)Incidence (low to high)Alphabetic A-ZAlphabetic Z-ASimilarity (high to low)Similarity (low to high)Prevalent jurisdiction A-ZPrevalent jurisdiction Z-A
SurnameSimilarityWorldwide IncidencePrevalency
de Lacey93338/
de Leacy9342/
de Laucey882/
de Leacey881/
De-Lacy8615/
de Lace8612/
de Laca864/
de Laci861/
De-Lacey807/
de Llaca805/
de Lassy802/
de Lache802/
de Lascio7540/
de Lacier751/
de Llacer751/
de Losa71219/
de Lasa71167/
de Laze713/
de Loca711/
di Laci711/
de Lasi711/
de Loisy6790/
de Lasse6754/
de Lousa6728/
de Lease679/
de Loche676/
de Leasa674/
de Llosa673/
de Leuce673/
de Lozey673/
de Lassé672/
de Lassa672/
de Lazai671/
de Laise671/
de Louca671/
de Laize671/
de Lassi671/
de Loisa671/
de Lausa671/
de Lossy671/
de Loces671/
Show All Similar Surnames

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de Lacy Reference & Research

Famille de Lacy - History of the Lacy or De Lacy family from the 11th century onwards.

Normandía: Lassy y la saga de los Lacy - Article on the trip to Lassy (Calvados, Normandy, France) of a descendent of the Spanish Alicante's branch of the Lacy family with historic and local information.

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Footnotes

  • Surnames are taken as the first part of an person's inherited family name, caste, clan name or in some cases patronymic
  • Descriptions may contain details on the name's etymology, origin, ethnicity and history. They are largely reproduced from 3rd party sources; diligence is advised on accepting their validity - more information
  • Name distribution statistics are generated from a global database of over 4 billion people - more information
  • Heatmap: Dark red means there is a higher occurrence of the name, transitioning to light yellow signifies a progressively lower occurrence. Clicking on selected countries will show mapping at a regional level
  • Rank: Name are ranked by incidence using the ordinal ranking method; the name that occurs the most is assigned a rank of 1; name that occur less frequently receive an incremented rank; if two or more name occur the same number of times they are assigned the same rank and successive rank is incremented by the total preceeding names
  • Ethnic group cannot necessarily be determined by geographic occurrence
  • Similar: Names listed in the "Similar" section are phonetically similar and may not have any relation to de Lacy
  • To find out more about this surname's family history, lookup records on Family​Search, My​Heritage, FindMyPast and Ancestry. Further information may be obtained by DNA analysis