Skip to content

The surname Monaghan

An Irish surname, carried by 7,968 people in the United States.

Pronounced /ˈmʌnəhən/ 3 syllables Soundex M525

Monaghan: #4,452 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#10Martinez#100Jimenez#1,000Archer Monaghan #4,452, 7,968 people Monaghan: #4,452 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#100Jimenez Monaghan #4,452, 7,968 people
Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Monaghan is more common than 97.3% of them.

Origin

Irish origin

Borrowed from Irish Muineachán. The surname derives from an anglicization of Irish Ó Manacháin.

One of 880 Irish surnames on this site.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 7,968 people named Monaghan in the United States in 2010, about 1 in every 38,748 Americans. That is up 4.7% since 2000, when the Census counted 7,613.

#4,452
rank among US surnames
7,968
people in 2010
2.7
per 100,000 Americans
+4.7%
change since 2000 (was #4,315)
RankSurnamePeople1 in
#4,444Vaca7,98238,680
#4,445Magnuson7,98038,690
#4,446Keyser7,97838,700
#4,447Allman7,97738,704
#4,448Durkin7,97538,714
#4,449Alvarenga7,97338,724
#4,451Segal7,97238,729

Who is named Monaghan

Race and Hispanic origin as people reported it in the 2010 Census

96% of people named Monaghan identified as white (not Hispanic), 1.6% as Hispanic or Latino (any race) and 1.0% as two or more races.

  • White (not Hispanic) 96%
  • Hispanic or Latino (any race) 1.6%
  • Two or more races 1.0%
  • American Indian and Alaska Native 0.7%
  • Asian and Pacific Islander 0.6%
  • Black (not Hispanic) 0.3%

Compare: most common surnames among white Americans.

Famous Monaghans

5 notable people on Wikidata, most written-about first

  • Michelle Monaghan
    American actress (born 1976)
  • Cameron Monaghan
    American actor and model, born 1993
  • Tom Monaghan
    American entrepreneur who founded Domino's Pizza in 1960
  • Marjorie Monaghan
    American actress, born 1964
  • Paige Cronin
    American soccer player, born 1996

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like Monaghan

Monaghan has the Soundex code M525, the code US census indexes have used since the 1930s. Every surname with code M525.

Other Irish surnames

Questions

Where does the surname Monaghan come from?
Borrowed from Irish Muineachán. The surname derives from an anglicization of Irish Ó Manacháin.
How common is the surname Monaghan?
7,968 people in the United States had the surname Monaghan in the 2010 Census, about 1 in every 38,748 Americans. It ranked 4,452nd of 162,253 surnames.
What ethnicity is the surname Monaghan?
In the 2010 Census, 96% of people named Monaghan identified as white (not Hispanic), and 1.6% as Hispanic or Latino (any race).
Who is the most famous person named Monaghan?
Michelle Monaghan, American actress (born 1976), followed by Cameron Monaghan.
Where is the surname Monaghan most common?
Wikidata records people named Monaghan in the United States.
How do you pronounce Monaghan?
Monaghan is /ˈmʌnəhən/, 3 syllables.
Is the surname Monaghan getting more or less common?
More common. 7,613 people carried it in the 2000 Census and 7,968 in 2010, up 4.7%.