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Name Lineage

    The surname Coonan

    An Irish patronymic surname, carried by 601 people in the United States.

    2 syllables Soundex C550

    Coonan: #37,125 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#10Martinez#100Jimenez#1,000Archer#10,001Dubon Coonan #37,125, 601 people Coonan: #37,125 of 162,253 surnames in the 2010 US Census #1Smith#100Jimenez Coonan #37,125, 601 people
    Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Coonan is more common than 77.1% of them.

    Origin

    Irish origin

    Reduced Anglicized form of Irish Ó Cuanáin (“descendant of Cuanán”), a diminutive of the personal name Cuana.

    Coonan is a patronymic surname: formed from a father’s (or ancestor’s) given name.

    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 601 people named Coonan in the United States in 2010, about 1 in every 513,720 Americans. That is down 3.2% since 2000, when the Census counted 621.

    #37,125
    rank among US surnames
    601
    people in 2010
    0.2
    per 100,000 Americans
    -3.2%
    change since 2000 (was #34,503)

    Who is named Coonan

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

    97% of people named Coonan identified as white (not Hispanic), 2.2% as Hispanic or Latino (any race) and 1.0% as Asian and Pacific Islander.

    • White (not Hispanic) 97%
    • Hispanic or Latino (any race) 2.2%
    • Asian and Pacific Islander 1.0%
    The Census suppresses very small shares to protect privacy; Black, Multiracial are not shown.

    Compare: most common surnames among white Americans.

    Spellings and sound-alikes

    Useful when a record has your ancestor under another spelling

    Surnames that sound like Coonan

    Coonan has the Soundex code C550, the code US census indexes have used since the 1930s. Every surname with code C550.

    Other Irish surnames

    All 880 Irish surnames

    Questions

    Where does the surname Coonan come from?
    Reduced Anglicized form of Irish Ó Cuanáin (“descendant of Cuanán”), a diminutive of the personal name Cuana.
    How common is the surname Coonan?
    601 people in the United States had the surname Coonan in the 2010 Census, about 1 in every 513,720 Americans. It ranked 37,125th of 162,253 surnames.
    What ethnicity is the surname Coonan?
    In the 2010 Census, 97% of people named Coonan identified as white (not Hispanic), and 2.2% as Hispanic or Latino (any race).
    What type of surname is Coonan?
    Coonan is a patronymic surname, formed from a father’s (or ancestor’s) given name.
    Is the surname Coonan getting more or less common?
    Less common. 621 people carried it in the 2000 Census and 601 in 2010, down 3.2%.