Popularity of the last name by country

United States

• California (54,329)
• New York (33,677)
• Illinois (18,752)
• Massachusetts (17,915)
• Missouri (15,817)
• Maryland (15,294)
• Pennsylvania (12,977)
• Virginia (11,123)
• Colorado (9,661)
• Michigan (9,649)
• North Carolina (8,588)
• Ohio (8,288)
• New Jersey (8,280)
• Kentucky (8,113)
• Indiana (7,292)
• Connecticut (6,353)
• Minnesota (6,189)
• Texas (4,654)
• Iowa (4,391)
• Tennessee (4,304)
• Washington (4,075)
• Kansas (3,891)
• West Virginia (3,666)
• Utah (3,577)
• South Carolina (3,571)
• Wisconsin (3,321)
• Georgia (3,137)
• Nebraska (2,957)
• Montana (2,892)
• Alabama (2,607)
• Louisiana (2,582)
• Maine (2,446)
• North Dakota (2,331)
• Arkansas (2,300)
• Arizona (2,245)
• Florida (2,195)
• Mississippi (1,893)
• Oregon (1,584)
• Vermont (1,551)
• Oklahoma (1,429)
• Idaho (1,402)
• South Dakota (1,143)
• New Hampshire (1,048)
• New Mexico (717)
• Rhode Island (643)
• Wyoming (554)
• Nevada (526)
• Hawaii (435)
• Delaware (383)
• Alaska (163)

All countries

• Ireland (520,812)
• United States (319,726)
• United Kingdom (116,169)
• Australia (40,090)
• Canada (21,133)
• New Zealand (15,994)
• France (8,313)
• Unknown country (2,172)
• Germany (1,270)
• Italy (1,005)
• Switzerland (962)
• Belgium (710)
• Spain (627)
• Netherlands (597)
• Mexico (556)
• Colombia (437)
• Argentina (345)
• India (319)
• China (180)
• Russian Federation (170)
• Gibraltar (168)
• Sweden (156)
• Austria (146)
• Paraguay (144)
• Poland (143)
• Egypt (140)
• Philippines (135)
• Greece (129)
• Lebanon (122)
• Cuba (121)
• Peru (120)
• Turkey (116)
• Portugal (112)
• Denmark (108)
• Algeria (100)
• Korea, Republic of (95)
• South Africa (93)
• Puerto Rico (84)
• Panama (83)
• Chile (81)

Origine of last name

MURPHY : 1: Irish: Anglicized form of Gaelic Ó Murchadha ‘descendant of Murchadh’ a personal name composed of the elements muir ‘sea’ + cath ‘battle’ i.e. ‘sea warrior’. This was an important family in Tyrone. For the surname with mac see also <a href="https://en.geneanet.org/surnames/McMurrough">McMurrough</a> (Leinster).2: English: variant of Morphey (see <a href="https://en.geneanet.org/surnames/Morphew">Morphew</a>).