Skip to content
Name Lineage

    The surname Mahaffey

    An Irish patronymic surname, carried by 8,079 people in the United States.

    3 syllables Soundex M100

    Mahaffey: #4,400 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#10Martinez#100Jimenez#1,000Archer Mahaffey #4,400, 8,079 people Mahaffey: #4,400 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#100Jimenez Mahaffey #4,400, 8,079 people
    Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Mahaffey is more common than 97.3% of them.

    Origin

    Irish origin

    Anglicized form of Irish Mac Dhuibhshíthe (“son of Dhuibhshíth”), a personal name composed of the elements dubh (“black”) + síth (“peace”). Compare McAfee.

    Mahaffey 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 8,079 people named Mahaffey in the United States in 2010, about 1 in every 38,216 Americans. That is up 1.0% since 2000, when the Census counted 7,996.

    #4,400
    rank among US surnames
    8,079
    people in 2010
    2.7
    per 100,000 Americans
    +1%
    change since 2000 (was #4,101)
    RankSurnamePeople1 in
    #4,391Hefner8,10038,117
    #4,392Enos8,09738,131
    #4,393Maness8,09538,140
    #4,394Buckingham8,09438,145
    #4,396Ginn8,08838,173
    #4,397Cromwell8,08738,178
    #4,398McVay8,08638,183

    Who is named Mahaffey

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

    91% of people named Mahaffey identified as white (not Hispanic), 4.3% as Black (not Hispanic) and 2.3% as Hispanic or Latino (any race).

    • White (not Hispanic) 91%
    • Black (not Hispanic) 4.3%
    • Hispanic or Latino (any race) 2.3%
    • Two or more races 1.6%
    • Asian and Pacific Islander 0.4%
    • American Indian and Alaska Native 0.3%

    Compare: most common surnames among white Americans.

    Spellings and sound-alikes

    Useful when a record has your ancestor under another spelling

    Variant spellings

    Surnames that sound like Mahaffey

    Mahaffey has the Soundex code M100, the code US census indexes have used since the 1930s. Every surname with code M100.

    Other Irish surnames

    All 880 Irish surnames

    Questions

    Where does the surname Mahaffey come from?
    Anglicized form of Irish Mac Dhuibhshíthe (“son of Dhuibhshíth”), a personal name composed of the elements dubh (“black”) + síth (“peace”). Compare McAfee.
    How common is the surname Mahaffey?
    8,079 people in the United States had the surname Mahaffey in the 2010 Census, about 1 in every 38,216 Americans. It ranked 4,400th of 162,253 surnames.
    What ethnicity is the surname Mahaffey?
    In the 2010 Census, 91% of people named Mahaffey identified as white (not Hispanic), and 4.3% as Black (not Hispanic).
    What type of surname is Mahaffey?
    Mahaffey is a patronymic surname, formed from a father’s (or ancestor’s) given name.
    Is the surname Mahaffey getting more or less common?
    More common. 7,996 people carried it in the 2000 Census and 8,079 in 2010, up 1.0%.
    What are other spellings of Mahaffey?
    Mahaffee, Mahaffie, Mahaffy and Mehaffey.