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Name Lineage

    The surname Calahan

    An Irish surname, carried by 2,207 people in the United States.

    3 syllables Soundex C450

    Calahan: #13,713 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#10Martinez#100Jimenez#1,000Archer Calahan #13,713, 2,207 people Calahan: #13,713 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#100Jimenez Calahan #13,713, 2,207 people
    Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Calahan is more common than 91.5% of them.

    Origin

    Irish origin

    Variant of Callahan.

    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 2,207 people named Calahan in the United States in 2010, about 1 in every 139,894 Americans. That is up 9.6% since 2000, when the Census counted 2,013.

    #13,713
    rank among US surnames
    2,207
    people in 2010
    0.8
    per 100,000 Americans
    +9.6%
    change since 2000 (was #13,791)
    RankSurnamePeople1 in
    #13,707Overturf2,208139,830
    #13,713Sprenger2,207139,894
    #13,721Fleischmann2,206139,957

    Who is named Calahan

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

    74% of people named Calahan identified as white (not Hispanic), 20% as Black (not Hispanic) and 3.4% as Hispanic or Latino (any race).

    • White (not Hispanic) 74%
    • Black (not Hispanic) 20%
    • Hispanic or Latino (any race) 3.4%
    • Asian and Pacific Islander 1.3%
    • Two or more races 1.2%
    • American Indian and Alaska Native 0.7%

    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 Calahan

    Calahan has the Soundex code C450, the code US census indexes have used since the 1930s. Every surname with code C450.

    Other Irish surnames

    All 880 Irish surnames

    Questions

    Where does the surname Calahan come from?
    Variant of Callahan.
    How common is the surname Calahan?
    2,207 people in the United States had the surname Calahan in the 2010 Census, about 1 in every 139,894 Americans. It ranked 13,713th of 162,253 surnames.
    What ethnicity is the surname Calahan?
    In the 2010 Census, 74% of people named Calahan identified as white (not Hispanic), and 20% as Black (not Hispanic).
    Is the surname Calahan getting more or less common?
    More common. 2,013 people carried it in the 2000 Census and 2,207 in 2010, up 9.6%.