NameCensus.

UK surname

Lenahan

An Irish surname derived from the Gaelic "Ó Leanacháin," meaning "descendant of Leanachán," a personal name meaning "lover" or "beloved."

In the 1881 census there were 35 people recorded with the Lenahan surname, ranking it #28,715 among surnames in the records. By 2016, the modern count was 138, ranked #25,127, up from #28,715 in 1881.

The strongest historical links point to No data. In the modern distribution records, the strongest local clusters include Cardiff, St. Helens and Stockport.

Across the surname records, the highest recorded count for Lenahan is 150 in 2010. Compared with 1881, the name has grown by 294.3%.

1881 census count

35

Ranked #28,715

Modern count

138

2016, ranked #25,127

Peak year

2010

150 bearers

Map years

3

1998 to 2016

Key insights

  • Lenahan had 35 recorded bearers in 1881, making it the #28,715 surname in that year.
  • The latest modern count shown here is 138 in 2016, ranked #25,127.
  • Within the historical census years, the highest count was 60 in 1891.
  • The contemporary neighbourhood profile most associated with the surname is Challenged Communities.

Lenahan surname distribution map

The map shows where the Lenahan surname is concentrated in each census or modern distribution year. Darker areas mean a stronger local concentration.

Distribution map

Lenahan surname density by area, 2016 modern.

Loading map
Lower densityMedium densityHigh density

Timeline

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Lenahan over time

The table below tracks recorded surname counts and rank from the 19th-century census years through the modern adult-register period.

Year Period Count Rank
1851 historical 17 #30,267
1861 historical 23 #31,039
1881 historical 35 #28,715
1891 historical 60 #29,204
1901 historical 39 #29,799
1911 historical 55 #27,313
1997 modern 106 #26,057
1998 modern 108 #26,417
1999 modern 107 #26,754
2000 modern 116 #25,452
2001 modern 113 #25,489
2002 modern 115 #25,749
2003 modern 111 #26,091
2004 modern 121 #24,939
2005 modern 122 #24,817
2006 modern 121 #25,133
2007 modern 126 #24,860
2008 modern 130 #24,695
2009 modern 138 #24,276
2010 modern 150 #23,482
2011 modern 140 #24,395
2012 modern 138 #24,614
2013 modern 138 #25,020
2014 modern 134 #25,711
2015 modern 136 #25,352
2016 modern 138 #25,127

Geography

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Where Lenahans are most common

Historical parish links are strongest around No data. These are the places where the surname stands out most clearly in the older records.

The modern local-area list points to Cardiff, St. Helens and Stockport. Treat these as concentration signals, not proof that every family line began there.

Some modern areas include a three-digit suffix, such as Leeds 110. The suffix is a small-area code, so it stays in the table while the prose uses the plain place name.

Top historical parishes

Rank Parish Area
1 No data No data

Top modern areas

Rank Area District
1 Cardiff 007 Cardiff
2 St. Helens 004 St. Helens
3 Cardiff 037 Cardiff
4 Cardiff 039 Cardiff
5 Stockport 028 Stockport

Forenames

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First names often paired with Lenahan

These lists show first names that appear often with the Lenahan surname in historical and recent records.

Modern profile

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Neighbourhood profile for Lenahan

Modern surname records can be compared with neighbourhood classifications. For Lenahan, this points to the kinds of places where the surname is most concentrated today.

These neighbourhood labels describe areas, not individual people. They are useful because surnames often cluster through family history, migration, housing patterns and local work. A surname can be strongest in one type of neighbourhood even when people with that name live across the country.

The UK classification gives the national picture. The London classification is more specific to the capital, where housing, age profile, tenure and population mix can look quite different from the rest of the UK.

UK neighbourhood type

UK Output Area Classification

Supergroup

Baseline UK

Group

Challenged Communities

Nationally, the Lenahan surname is most associated with neighbourhoods classed as Challenged Communities, within Baseline UK. This does not mean every Lenahan household fits that profile, but it gives a useful signal about where the modern surname distribution is strongest.

Read profile summary

Group profile

Residents of these neighbourhoods typically live in households with dependent children, and there are fewer-than-average residents of normal retirement age or over. Identification with ethnic minorities, particularly Black, or Mixed or Multiple ethnicities is common. The rate of Christian religious affiliation is low. Housing predominantly consists of semi-detached houses, along with a significant number of terraced properties and flats. Overcrowded social housing is common, and private renting occurs at average UK levels. Those in employment work mainly in caring leisure and other services; process, plant and machine operation; or elementary occupations. Unemployment is high, and few individuals have degree level qualifications. Many of these neighbourhoods occur in commuter towns or less accessible areas of larger towns and cities.

Wider pattern

This Supergroup exemplifies the broad base to the UK’s social structure, encompassing as it does the average or modal levels of many neighbourhood characteristics, including all housing tenures, a range of levels of educational attainment and religious affiliations, and a variety of pre-retirement age structures. Yet, in combination, these mixes are each distinctive of the parts of the UK. Overall, terraced houses and flats are the most prevalent, as is employment in intermediate or low-skilled occupations. However, this Supergroup is also characterised by above average levels of unemployment and lower levels of use of English as the main language. Many neighbourhoods occur in south London and the UK’s other major urban centres.

London neighbourhood type

London Output Area Classification

Supergroup

Professional Employment and Family Lifecycles

Group

Established Homeowners with Children

Within London, Lenahan is most associated with areas classed as Established Homeowners with Children, part of Professional Employment and Family Lifecycles. This gives the surname a London-specific profile rather than forcing the capital into the same pattern as the rest of the country.

Read profile summary

Group profile

These predominantly British-born residents are typically married/in civil partnerships and own the properties in which they are raising their children. Parents are typically over 45, and many other residents are beyond normal retirement age. Detached and semi-detached houses predominate and multiple car ownership is common.

Wider London pattern

These neighbourhoods house people of all ages, predominantly of White British or European extraction. Resident turnover is low. Religious affiliation is less common than average and tends to be Christian if expressed. Homeownership, typically of terraced houses, is common but use of the social rented sector is not. Employment is typically in professional, managerial and associate professional or technical occupations. There are few full-time students. Level 4 qualifications are common. More households lack dependent children than have them which, considered alongside low levels of crowding and over-all age structure, indicates that many households may be post child-rearing and in late middle age. Incidence of disability is low, as is residence in communal establishments.

Healthy neighbourhoods

Access to healthy assets and hazards

Lenahan is most concentrated in decile 6 for access to healthy assets and hazards. This places the surname near the middle of the scale.

Lower deciles point towards weaker access to healthy assets or stronger exposure to local hazards. Higher deciles point towards stronger access and fewer hazards.

6
Lower access Higher access

Neighbourhood deprivation

Index of Multiple Deprivation

Lenahan falls in decile 1 for neighbourhood deprivation. This puts the surname towards the more deprived end of the index.

Decile 1 represents the more deprived end of the scale. Decile 10 represents the less deprived end.

1
More deprived Less deprived

Broadband speed

Fixed broadband download speed

The modern neighbourhood pattern for Lenahan is most associated with a typical fixed broadband download band of 60-70 mbit/s.

The scale below places that band in context, from slower local download bands through to faster ones.

9
Slower band Faster band

Area snapshot

Ethnic group estimate

Most common ethnic group estimate
White - Irish

This describes the area pattern most associated with Lenahan, not the ethnicity of every person with the surname.

Meaning and origin of Lenahan

The surname Lenahan has its origins in Ireland, dating back to the Middle Ages. It is derived from the old Gaelic name "O'Lenagain," which means "descendant of Lenagan." The name Lenagan itself is a diminutive form of the name "Lenagh," which is believed to have been a personal name derived from the Irish word "len," meaning "cloak" or "mantle."

The Lenahan name is believed to have first appeared in historical records in the 13th century, with references to the Clan O'Lenagain in County Sligo, Ireland. The earliest recorded instance of the name is found in the Annals of the Four Masters, a chronicle of medieval Irish history, which mentions a "Tanaidhe O'Lenagain" in the year 1256.

In the 16th century, the Lenahan family was prominent in County Monaghan, where they held lands and estates. One notable member of the family during this period was Conn Lenahan, who was recorded as the Chief of the Clan in 1592.

The name also appeared in the Fiants of the Tudor Conquest, a collection of administrative records from the 16th century, where it was spelled variously as "Lenaghan," "Lenegan," and "Lenihan."

In the 17th century, the Lenahan family was involved in the Irish Confederate Wars, with several members fighting for the Confederate Catholic forces. One such figure was Patrick Lenahan, who served as a Captain in the Confederate army and was killed in battle in 1642.

In the 18th century, the name was associated with several notable figures, including John Lenahan (1726-1804), an Irish poet and author, and Michael Lenahan (1771-1841), a prominent Catholic priest and educator in County Cavan.

Other notable individuals with the Lenahan surname throughout history include:

1. Peter Lenahan (1834-1917), an Irish-American businessman and politician who served as the Mayor of San Francisco from 1896 to 1898.

2. Thomas P. Lenahan (1866-1940), an American lawyer and judge who served as a Justice on the Supreme Court of Montana.

3. John Lenahan (1880-1952), an Irish-American labor leader and politician who served as a member of the Massachusetts House of Representatives.

4. Patrick Lenahan (1888-1964), an Irish-born American prelate who served as the Bishop of Great Falls, Montana, from 1930 to 1952.

5. William J. Lenahan (1909-1983), an American author and journalist who wrote several books on American politics and government.

Sourced from namecensus.com.

1881 census detail

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Lenahan families in the 1881 census

These tables use 1881 census entries for people recorded with the Lenahan surname. Use the location tables for concentration, then the name and occupation tables for the people behind the surname.

Top counties

Total is the county count. Frequency and index adjust for local population size, so they are better concentration signals. Yorkshire leads with 10 Lenahans recorded in 1881 and an index of 2.96x.

County Total Index
Yorkshire 10 2.96x
Lancashire 9 2.22x
Renfrewshire 5 18.91x
Hampshire 3 4.29x
Monmouthshire 3 12.16x
Middlesex 2 0.59x
East Lothian 1 22.12x
Glamorgan 1 1.68x
Northumberland 1 1.97x

Top districts and towns

Districts give a more local view than counties. Total shows raw records, while frequency and index show local concentration. Bowling in Yorkshire leads with 8 Lenahans recorded in 1881 and an index of 238.81x.

Place Total Index
Bowling 8 238.81x
Heaton Norris 5 217.39x
West Greenock 5 105.26x
St Woollos 3 109.09x
Aldershot 2 85.47x
Kirkdale 2 29.37x
Bethnal Green London 1 6.75x
Chorlton On Medlock 1 15.55x
Ecclesfield 1 40.32x
Farnborough 1 136.99x
Horton In Bradford 1 18.94x
Humbie 1 909.09x
Liverpool 1 4.07x
Longbenton 1 46.51x
St Anne Soho London 1 51.28x
Swansea St Thomas 1 166.67x

Top female names

These are the female first names most often recorded with the Lenahan surname in 1881. Names are not merged, so initials, variant spellings and transcription quirks can appear as separate rows.

Name Count
Mary 7
Margaret 3
Agnes 1
Alice 1
Annie 1
Bridget 1
Elizabeth 1
Ellen 1
Kate 1
Kathrine 1

Top male names

These are the male first names most often recorded with the Lenahan surname in 1881. Names are not merged, so initials, variant spellings and transcription quirks can appear as separate rows.

FAQ

Lenahan surname: questions and answers

How common was the Lenahan surname in 1881?

In 1881, 35 people were recorded with the Lenahan surname. That placed it at #28,715 in the surname rankings for that year.

How common is the Lenahan surname today?

The latest modern count shown here is 138 in 2016. That gives Lenahan a modern rank of #25,127.

What does the Lenahan surname mean?

An Irish surname derived from the Gaelic "Ó Leanacháin," meaning "descendant of Leanachán," a personal name meaning "lover" or "beloved."

What does the Lenahan map show?

The map shows local surname concentration for the selected year. Darker areas have a stronger concentration of Lenahan bearers relative to the surrounding population.

What records is this surname page based on?

The historical counts come from census surname records. The modern counts and neighbourhood summaries come from later surname distribution records. Counts are recorded bearers in those records, not a live estimate of everyone with the name today.