List of the Most Common Surnames starting with "I" in the U.S.

The following tables include last names starting with I in the US population during the 1990 census.

Source: U.S. Census Bureau, Population Division, Population Analysis & Evaluation Staff

Rank: 1 - 1000 | 1001 - 2000 | 2001 - 5000 | 5001 - 8000 | 8001 - 12000 | 12001 - 16000 | 16001 - 10000

Alphabetical Listings of Surnames

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Male First Names | Female First Names

Surname	Approximate Number	% Frequency	Rank
IACHETTA	0	n/a	71778
IACOBELLI	0	n/a	83511
IACOBELLIS	0	n/a	71777
IACOBUCCI	0	n/a	83510
IACONO	0	n/a	27555
IACOPINO	0	n/a	71776
IACOVELLI	0.001	2,487	16488
IACOVETTO	0	n/a	28860
IACOVINO	0	n/a	71775
IACOVISSI	0	n/a	63155
IACOVONE	0	n/a	56579
IACUZIO	0	n/a	83509
IADAROLA	0	n/a	26448
IAFRATE	0	n/a	46954
IALONGO	0	n/a	46953
IAMICELI	0	n/a	83508
IAMS	0	n/a	63154
IANACONE	0	n/a	51251
IANNACCONE	0	n/a	63153
IANNACONE	0	n/a	31799
IANNALO	0	n/a	83507
IANNELLI	0	n/a	33587
IANNI	0	n/a	28859
IANNIELLO	0	n/a	56578
IANNONE	0	n/a	31798
IANNOTTI	0	n/a	24585
IANNUCCI	0	n/a	40411
IANNUZZI	0	n/a	22188
IANUZZI	0	n/a	56577
IARA	0	n/a	83506
IAROCCI	0	n/a	40410
IAROSSI	0	n/a	63152
IARUSSI	0	n/a	83505
IATAROLA	0	n/a	71774
IAVARONE	0	n/a	71773
IBA	0	n/a	51250
IBACH	0	n/a	35543
IBALE	0	n/a	71772
IBANEZ	0.002	4,974	7274
IBARA	0	n/a	56576
IBARRA	0.011	27,357	1051
IBASITAS	0	n/a	83504
IBBETSON	0	n/a	71771
IBBOTSON	0	n/a	83503
IBDAH	0	n/a	83502
IBERG	0	n/a	71770
IBERRA	0	n/a	51249
IBEY	0	n/a	46952
IBLE	0	n/a	71769
IBORRA	0	n/a	71768
IBRAHAM	0	n/a	46951
IBRAHIM	0.002	4,974	6434
IBRIC	0	n/a	83501
IBSEN	0	n/a	37761
IBURG	0	n/a	63151
ICARD	0	n/a	71767
ICARDO	0	n/a	83500
ICE	0.001	2,487	9822
ICENHOUR	0.001	2,487	18168
ICENOGLE	0	n/a	43400
ICHIKAWA	0	n/a	30232
ICHINOSE	0	n/a	63150
ICHINOTSUBO	0	n/a	63149
ICKERT	0	n/a	83499
ICKES	0.001	2,487	9681
IDA	0	n/a	40409
IDDINGS	0.001	2,487	14032
IDE	0.001	2,487	7603
IDELL	0	n/a	51248
IDEMA	0	n/a	63148
IDEMOTO	0	n/a	71766
IDEN	0	n/a	46950
IDEUE	0	n/a	56575
IDIART	0	n/a	83498
IDLEBURG	0	n/a	56574
IDLER	0	n/a	56573
IDOL	0	n/a	43399
IDRIS	0	n/a	63147
IDRISS	0	n/a	83497
IDROVO	0	n/a	83496
IENCO	0	n/a	71765
IENG	0	n/a	71764
IENNACO	0	n/a	83495
IESE	0	n/a	71763
IEZZI	0	n/a	28858
IFANTIDES	0	n/a	83494
IFEANYI	0	n/a	83493
IFFERT	0	n/a	63146
IFFLAND	0	n/a	51247
IFFT	0	n/a	83492
IFIE	0	n/a	83491
IFILL	0	n/a	19624
IFVERSEN	0	n/a	71762
IGARTUA	0	n/a	51246
IGBAL	0	n/a	51245
IGBINOSUN	0	n/a	83490
IGEL	0	n/a	63145
IGLEHART	0	n/a	31797
IGLER	0	n/a	63144
IGLES	0	n/a	83489
IGLESIA	0	n/a	22947
IGLESIAS	0.002	4,974	5778
IGNACIO	0.001	2,487	10484
IGNASIAK	0	n/a	63143
IGNERI	0	n/a	51244
IGNORIA	0	n/a	83488
IGNOWSKI	0	n/a	56572
IGO	0.001	2,487	15171
IGOE	0	n/a	23732
IGOU	0	n/a	35542
IGTANLOC	0	n/a	71761
IGUINA	0	n/a	83487
IGUS	0	n/a	83486
IGWE	0	n/a	71760
IHA	0	n/a	46949
IHDE	0	n/a	35541
IHEME	0	n/a	83485
IHENYEN	0	n/a	83484
IHLE	0	n/a	19132
IHLENFELD	0	n/a	35540
IHM	0	n/a	71759
IHNAT	0	n/a	71758
IHNEN	0	n/a	83483
IHRIG	0	n/a	30231
IHRKE	0	n/a	51243
IIAMS	0	n/a	30230
IIDA	0	n/a	51242
IINO	0	n/a	63142
IJAMES	0	n/a	30229
IJAMS	0	n/a	46948
IKARD	0.001	2,487	17295
IKE	0	n/a	28857
IKEARD	0	n/a	83482
IKEDA	0.001	2,487	10754
IKEHARA	0	n/a	33586
IKEMIRE	0	n/a	83481
IKEMOTO	0	n/a	83480
IKENBERRY	0	n/a	83479
IKER	0	n/a	71757
IKERD	0	n/a	23731
IKKELA	0	n/a	83478
IKNER	0.001	2,487	15470
IKUTA	0	n/a	63141
IKZDA	0	n/a	83477
ILACQUA	0	n/a	46947
ILAGAN	0	n/a	71756
ILALIO	0	n/a	83476
ILARDI	0	n/a	51241
ILARIA	0	n/a	83475
ILARRAZA	0	n/a	83474
ILASIN	0	n/a	71755
ILDEFONSO	0	n/a	28856
ILER	0.001	2,487	16132
ILES	0.001	2,487	10058
ILG	0	n/a	83473
ILIC	0	n/a	71754
ILIFF	0.001	2,487	14031
ILIFFE	0	n/a	83472
ILL	0	n/a	56571
ILLA	0	n/a	51240
ILLAR	0	n/a	83471
ILLAS	0	n/a	83470
ILLE	0	n/a	33585
ILLER	0	n/a	51239
ILLES	0	n/a	40408
ILLESCAS	0	n/a	63140
ILLIAN	0	n/a	71753
ILLIANO	0	n/a	51238
ILLICH	0	n/a	83469
ILLIES	0	n/a	46946
ILLIG	0	n/a	56570
ILLINGWORTH	0	n/a	25497
ILLOVSKY	0	n/a	83468
ILLSLEY	0	n/a	56569
ILLUZZI	0	n/a	71752
ILSE	0	n/a	71751
ILTZSCH	0	n/a	83467
IM	0.001	2,487	10213
IMADA	0	n/a	83466
IMAI	0.001	2,487	18643
IMAINO	0	n/a	71750
IMAIZUMI	0	n/a	63139
IMAM	0	n/a	83465
IMAMURA	0	n/a	46945
IMAN	0	n/a	19131
IMBACH	0	n/a	56568
IMBER	0	n/a	30228
IMBERG	0	n/a	46944
IMBERT	0	n/a	40407
IMBESI	0	n/a	56567
IMBIER	0	n/a	71749
IMBIMBO	0	n/a	71748
IMBODEN	0	n/a	22946
IMBRENDA	0	n/a	83464
IMBRIALE	0	n/a	83463
IMBROCK	0	n/a	83462
IMBROGNO	0	n/a	33584
IMBRUGLIA	0	n/a	83461
IMBURGIA	0	n/a	25496
IMDIEKE	0	n/a	40406
IMEL	0.001	2,487	18167
IMES	0.002	4,974	7327
IMESON	0	n/a	83460
IMFELD	0	n/a	63138
IMGRUND	0	n/a	71747
IMHOF	0	n/a	27554
IMHOFF	0.002	4,974	7273
IMHOLTE	0	n/a	83459
IMIG	0	n/a	46943
IMLAY	0	n/a	35539
IMLER	0.001	2,487	11686
IMM	0	n/a	63137
IMME	0	n/a	31796
IMMEDIATO	0	n/a	83458
IMMEL	0	n/a	19130
IMMEN	0	n/a	46942
IMMERMAN	0	n/a	83457
IMMING	0	n/a	83456
IMMORDINO	0	n/a	56566
IMONDI	0	n/a	40405
IMOTO	0	n/a	31795
IMPARATO	0	n/a	63136
IMPERATO	0	n/a	23730
IMPERATORE	0	n/a	71746
IMPERIAL	0	n/a	26447
IMPSON	0	n/a	51237
IMRIE	0	n/a	35538
IMUS	0	n/a	56565
IN	0	n/a	21503
INA	0	n/a	33583
INABA	0	n/a	40404
INABINET	0.001	2,487	17294
INABINETT	0	n/a	56564
INABNIT	0	n/a	83455
INACIO	0	n/a	63135
INAFUKU	0	n/a	71745
INAGAKI	0	n/a	43398
INBODY	0	n/a	83454
INCARNATO	0	n/a	83453
INCE	0.001	2,487	14589
INCERA	0	n/a	83452
INCH	0	n/a	35537
INCHES	0	n/a	71744
INCIONG	0	n/a	43397
INCLAN	0	n/a	28855
INCLE	0	n/a	56563
INCOMSTANTI	0	n/a	83451
INCORVAIA	0	n/a	63134
INDA	0	n/a	56562
INDAL	0	n/a	83450
INDECK	0	n/a	83449
INDELICATO	0	n/a	21502
INDERMUEHLE	0	n/a	83448
INDEST	0	n/a	63133
INDOVINA	0	n/a	40403
INDUDDI	0	n/a	83447
INER	0	n/a	83446
INES	0	n/a	19129
INESON	0	n/a	63132
INESTROZA	0	n/a	63131
INFANTE	0.002	4,974	5955
INFANTINO	0	n/a	25495
INFANTOLINO	0	n/a	40402
INFERRERA	0	n/a	83445
INFIELD	0	n/a	63130
INFINGER	0	n/a	37760
ING	0	n/a	20813
INGA	0	n/a	56561
INGALA	0	n/a	63129
INGALLS	0.002	4,974	4776
INGALSBE	0	n/a	43396
INGARGIOLA	0	n/a	51236
INGARGIOLO	0	n/a	83444
INGBER	0	n/a	33582
INGE	0.001	2,487	14292
INGEBRETSEN	0	n/a	56560
INGEGNERI	0	n/a	43395
INGELS	0	n/a	35536
INGEMI	0	n/a	46941
INGENITO	0	n/a	26446
INGERSOL	0	n/a	83443
INGERSOLL	0.002	4,974	5194
INGERSON	0	n/a	21501
INGHAM	0.001	2,487	8641
INGHEM	0	n/a	83442
INGHRAM	0	n/a	26445
INGLE	0.003	7,461	3814
INGLES	0.001	2,487	14291
INGLESE	0	n/a	63128
INGLETON	0	n/a	83441
INGLIN	0	n/a	63127
INGLIS	0.001	2,487	13492
INGLISH	0	n/a	40401
INGMIRE	0	n/a	30227
INGOLD	0	n/a	20812
INGOLE	0	n/a	71743
INGRAFFEA	0	n/a	83440
INGRAHAM	0.003	7,461	4528
INGRAHM	0	n/a	83439
INGRAM	0.03	74,610	371
INGRAN	0	n/a	83438
INGRASSIA	0.001	2,487	18642
INGRIM	0	n/a	63126
INGRUM	0	n/a	35535
INGUARDSEN	0	n/a	83437
INGVOLOSTAD	0	n/a	83436
INGWELL	0	n/a	56559
INGWERSEN	0	n/a	22945
INGWERSON	0	n/a	33581
INHULSEN	0	n/a	71742
INIESTRA	0	n/a	51235
INIGUEZ	0.001	2,487	10753
INIQUEZ	0	n/a	33580
INK	0	n/a	71741
INKAVESVANITC	0	n/a	83435
INKLEBARGER	0	n/a	46940
INKS	0	n/a	20811
INLOES	0	n/a	63125
INLOW	0	n/a	28854
INMAN	0.009	22,383	1352
INMON	0	n/a	28853
INNAMORATO	0	n/a	83434
INNARELLI	0	n/a	83433
INNELLA	0	n/a	83432
INNERST	0	n/a	83431
INNES	0.001	2,487	10893
INNIS	0.001	2,487	10892
INNISS	0.001	2,487	13749
INNOCENT	0.001	2,487	14290
INNOCENTI	0	n/a	40400
INOA	0	n/a	27553
INOCENCIO	0	n/a	27552
INOCENTE	0	n/a	71740
INOSTRAZA	0	n/a	83430
INOUE	0.001	2,487	13033
INOUYE	0.001	2,487	11522
INSALACO	0	n/a	51234
INSANA	0	n/a	71739
INSCHO	0	n/a	56558
INSCO	0	n/a	63124
INSCOE	0	n/a	46939
INSCORE	0	n/a	40399
INSERRA	0	n/a	83429
INSKEEP	0	n/a	20810
INSKO	0	n/a	71738
INSLEY	0.001	2,487	17722
INSOGNA	0	n/a	43394
INSOGNIA	0	n/a	83428
INSTASI	0	n/a	56557
INTERDONATO	0	n/a	56556
INTERIANO	0	n/a	51233
INTERMILL	0	n/a	63123
INTERRANTE	0	n/a	63122
INTIHAR	0	n/a	71737
INTRABARTOLO	0	n/a	71736
INTRIAGO	0	n/a	63121
INTRIERI	0	n/a	56555
INTROINI	0	n/a	83427
INTVELD	0	n/a	56554
INVERSO	0	n/a	37759
INYART	0	n/a	40398
INZANA	0	n/a	56553
INZANO	0	n/a	83426
INZER	0	n/a	40397
INZERILLO	0	n/a	43393
INZUNZA	0	n/a	31794
IOANNIDIS	0	n/a	63120
IODICE	0	n/a	63119
IOELE	0	n/a	51232
IOLI	0	n/a	63118
ION	0	n/a	31793
IONESCU	0	n/a	35534
IOPA	0	n/a	71735
IORIO	0.001	2,487	10752
IOSSA	0	n/a	83425
IOTT	0	n/a	63117
IOVINO	0	n/a	35533
IOZZI	0	n/a	71734
IOZZO	0	n/a	71733
IP	0	n/a	51231
IPOCK	0	n/a	22187
IPPOLITO	0.001	2,487	11521
IPSEN	0	n/a	83424
IPSON	0	n/a	51230
IQBAL	0	n/a	46938
IRACHETA	0	n/a	63116
IRAHETA	0.001	2,487	17721
IRANI	0	n/a	63115
IRBY	0.005	12,435	2612
IREDALE	0	n/a	46937
IRELAN	0	n/a	31792
IRELAND	0.004	9,948	3164
IRENE	0	n/a	51229
IRESON	0	n/a	83423
IRESTONE	0	n/a	71732
IRETON	0	n/a	71731
IREY	0	n/a	21500
IRIARTE	0	n/a	22944
IRIAS	0	n/a	56552
IRIBARREN	0	n/a	63114
IRICK	0.001	2,487	9680
IRIE	0	n/a	46936
IRIGOYEN	0	n/a	83422
IRIMATA	0	n/a	71730
IRINEO	0	n/a	71729
IRION	0	n/a	19623
IRISH	0.003	7,461	3647
IRIZARRI	0	n/a	63113
IRIZARRY	0.006	14,922	2271
IRIZARY	0	n/a	51228
IRIZZARY	0	n/a	71728
IRLAND	0	n/a	43392
IRLE	0	n/a	30226
IRMEGER	0	n/a	46935
IRON	0	n/a	37758
IRONHORSE	0	n/a	83421
IRONS	0.003	7,461	4598
IRR	0	n/a	83420
IRSIK	0	n/a	56551
IRUEGAS	0	n/a	40396
IRVAN	0	n/a	51227
IRVIN	0.009	22,383	1442
IRVINE	0.003	7,461	3511
IRVING	0.007	17,409	1895
IRWIN	0.013	32,331	939
IRZYK	0	n/a	71727
ISA	0	n/a	25494
ISAAC	0.007	17,409	1941
ISAACK	0	n/a	83419
ISAACKS	0	n/a	37757
ISAACS	0.005	12,435	2483
ISAACSEN	0	n/a	71726
ISAACSON	0.003	7,461	3951
ISAAK	0	n/a	43391
ISABEL	0.001	2,487	16885
ISABELL	0.001	2,487	11054
ISABELLA	0	n/a	30225
ISABELLE	0.001	2,487	17720
ISACHSEN	0	n/a	43390
ISACKSON	0	n/a	63112
ISACS	0	n/a	71725
ISACSON	0	n/a	83418
ISADORE	0	n/a	46934
ISAGAWA	0	n/a	71724
ISAGBA	0	n/a	83417
ISAIAH	0	n/a	56550
ISAIS	0	n/a	37756
ISAKSEN	0	n/a	83416
ISAKSON	0.001	2,487	14871
ISALES	0	n/a	63111
ISAM	0	n/a	63110
ISAMAN	0	n/a	26444
ISASSI	0	n/a	56549
ISAZA	0	n/a	28852
ISBELL	0.005	12,435	2631
ISBILL	0	n/a	71723
ISBISTER	0	n/a	40395
ISBRECHT	0	n/a	56548
ISBY	0	n/a	63109
ISCH	0	n/a	51226
ISEBRAND	0	n/a	83415
ISELEY	0	n/a	56547
ISELI	0	n/a	56546
ISEMAN	0	n/a	83414
ISENBARGER	0	n/a	83413
ISENBERG	0.002	4,974	7203
ISENBERGER	0	n/a	40394
ISENHART	0	n/a	27551
ISENHOUR	0.001	2,487	13257
ISENHOWER	0	n/a	35532
ISER	0.001	2,487	18641
ISERI	0	n/a	56545
ISERMAN	0	n/a	37755
ISETT	0	n/a	25493
ISGRIGG	0	n/a	56544
ISGRO	0	n/a	83412
ISGUR	0	n/a	83411
ISHAK	0	n/a	25492
ISHAM	0.002	4,974	6222
ISHEE	0.001	2,487	16884
ISHERWOOD	0	n/a	22186
ISHIBASHI	0	n/a	24584
ISHIDA	0	n/a	19128
ISHIHARA	0	n/a	40393
ISHII	0	n/a	19622
ISHIKAWA	0	n/a	21499
ISHIZU	0	n/a	56543
ISHMAEL	0.001	2,487	14030
ISHMAN	0	n/a	28851
ISHMON	0	n/a	56542
ISIDORE	0	n/a	71722
ISIDORO	0	n/a	51225
ISIDRO	0	n/a	51224
ISIMINGER	0	n/a	83410
ISING	0	n/a	71721
ISIORDIA	0	n/a	71720
ISIP	0	n/a	56541
ISITA	0	n/a	71719
ISKRA	0	n/a	23729
ISLA	0	n/a	56540
ISLAM	0.001	2,487	11850
ISLAND	0	n/a	20809
ISLAR	0	n/a	51223
ISLAS	0.001	2,487	8729
ISLE	0	n/a	51222
ISLEIB	0	n/a	71718
ISLER	0.001	2,487	16883
ISLES	0	n/a	43389
ISLEY	0.001	2,487	8566
ISMAEL	0	n/a	43388
ISMAIL	0.001	2,487	10751
ISMAY	0	n/a	71717
ISNER	0	n/a	33579
ISOLA	0	n/a	37754
ISOM	0.005	12,435	2601
ISOME	0	n/a	51221
ISON	0.004	9,948	3051
ISRAEL	0.004	9,948	2962
ISRAELS	0	n/a	71716
ISRAELSEN	0	n/a	71715
ISRAELSON	0	n/a	43387
ISREAL	0	n/a	19127
ISSA	0.001	2,487	14588
ISSAC	0.001	2,487	14870
ISSACS	0	n/a	51220
ISSLER	0	n/a	56539
ISTORICO	0	n/a	83409
ISTRE	0	n/a	22185
ITALIA	0	n/a	31791
ITALIANO	0	n/a	22943
ITANI	0	n/a	51219
ITH	0	n/a	31790
ITKIN	0	n/a	63108
ITNYRE	0	n/a	83408
ITO	0.001	2,487	9679
ITRI	0	n/a	56538
ITSON	0	n/a	35531
ITTNER	0	n/a	71714
ITURBE	0	n/a	43386
ITURBIDE	0	n/a	63107
ITURRALDE	0	n/a	71713
ITZKOWITZ	0	n/a	51218
IUCHS	0	n/a	83407
IULIANETTI	0	n/a	56537
IULIANO	0	n/a	30224
IULIUCCI	0	n/a	63106
IULO	0	n/a	63105
IURATO	0	n/a	56536
IVAN	0	n/a	33578
IVANCEVIC	0	n/a	56535
IVANCIC	0	n/a	83406
IVANCICH	0	n/a	71712
IVANOFF	0	n/a	37753
IVANOV	0	n/a	71711
IVANS	0	n/a	27550
IVASKA	0	n/a	43385
IVEANS	0	n/a	83405
IVEL	0	n/a	51217
IVENER	0	n/a	83404
IVENS	0	n/a	35530
IVERS	0.001	2,487	14587
IVERSEN	0.001	2,487	11685
IVERSLIE	0	n/a	71710
IVERSON	0.006	14,922	2226
IVERY	0.001	2,487	14029
IVES	0.003	7,461	4070
IVESON	0	n/a	33577
IVESTER	0	n/a	20181
IVEY	0.01	24,870	1218
IVIE	0.002	4,974	7089
IVINS	0	n/a	27549
IVON	0	n/a	71709
IVORY	0.004	9,948	3364
IVRIN	0	n/a	83403
IVY	0.006	14,922	2097
IWAMI	0	n/a	46933
IWAMOTO	0	n/a	19126
IWANEJKO	0	n/a	71708
IWANICKI	0	n/a	40392
IWANOWSKI	0	n/a	71707
IWANSKI	0	n/a	30223
IWANYSZYN	0	n/a	63104
IWAOKA	0	n/a	43384
IWASA	0	n/a	63103
IWASAKI	0	n/a	28850
IWASHITA	0	n/a	83402
IWASKO	0	n/a	83401
IWATA	0	n/a	37752
IYENGAR	0	n/a	71706
IYER	0	n/a	33576
IYO	0	n/a	56534
IZAGUINE	0	n/a	83400
IZAGUIRRE	0.001	2,487	8826
IZAK	0	n/a	83399
IZAQUIRRE	0	n/a	43383
IZARD	0	n/a	51216
IZARRARAS	0	n/a	63102
IZATT	0	n/a	24583
IZQUIERDO	0.001	2,487	10610
IZSAK	0	n/a	63101
IZUMI	0	n/a	31789
IZZARD	0	n/a	22184
IZZI	0	n/a	19621
IZZO	0.002	4,974	5990