Home/Irish Surnames

Full list of Irish surnames in the USA.

There are 23241540 people with Irish last names in the USA. The most common Irish last name is Smith.
2,442,977
724,374
329,770
308,417
302,261
267,394
260,464
220,990
219,070
218,847
208,403
198,406
194,246
184,910
15.Ford
184,832
182,719
176,865
18.Boyd
153,469
19.Rice
149,500
20.Ryan
143,452
21.Dunn
141,427
140,693
23.Hart
137,184
134,317
133,872
131,373
122,877
28.Carr
119,076
118,557
117,708
105,079
100,104
91,970
34.Neal
91,694
91,475
90,677
89,700
88,615
84,516
82,950
79,803
79,316
77,923
76,986
75,356
46.Gill
74,948
74,919
74,816
74,542
74,458
73,145
71,717
71,646
71,286
71,085
56.Mack
71,056
69,834
66,959
66,556
64,572
64,327
63,899
63,649
63,400
63,085
66.Cain
60,948
60,845
57,143
57,043
56,840
56,322
55,917
52,410
52,321
52,070
51,865
51,043
50,832
79.Kane
50,584
50,524
50,465
50,245
50,028
49,914
49,238
48,719
47,979
47,274
46,393
46,147
46,054
45,019
44,320
44,137
43,460
43,261
43,133
42,693
41,348
41,300