Last Names Starting with I

1,224 surnames found in U.S. Census data starting with I. Sorted by Census rank.

Rank	Name	Est. Bearers	Per 100K	Rarity
#17426	Ivan	1,819	0.53	Rare
#17892	Ike	1,766	0.52	Rare
#18093	Isenhour	1,742	0.51	Rare
#18133	Iannone	1,736	0.51	Rare
#18295	Igo	1,718	0.50	Rare
#18580	Inoa	1,682	0.49	Rare
#18645	Irfan	1,677	0.49	Rare
#18805	Inoue	1,659	0.48	Rare
#18852	Iman	1,655	0.48	Rare
#19107	Issac	1,631	0.48	Rare
#19279	Ingrassia	1,613	0.47	Rare
#19379	Imam	1,602	0.47	Rare
#19386	Iriarte	1,601	0.47	Rare
#19472	Insley	1,593	0.46	Rare
#19730	Inniss	1,568	0.46	Rare
#19835	Ilagan	1,558	0.45	Rare
#19937	Isakson	1,549	0.45	Rare
#20171	Isaak	1,530	0.45	Rare
#20218	Iyengar	1,526	0.45	Rare
#20243	Ibe	1,524	0.44	Rare
#20308	Iliff	1,517	0.44	Rare
#20545	Isidoro	1,498	0.44	Rare
#20674	Irigoyen	1,487	0.43	Rare
#20820	Ishida	1,475	0.43	Rare
#20896	Iannuzzi	1,468	0.43	Rare
#21075	Iannucci	1,454	0.42	Rare
#21086	Ishak	1,453	0.42	Rare
#21162	Iovino	1,447	0.42	Rare
#21366	Imhof	1,430	0.42	Rare
#21507	Isa	1,420	0.41	Rare
#21686	Iracheta	1,405	0.41	Rare
#22315	Igoe	1,357	0.40	Rare
#22332	Inmon	1,355	0.40	Rare
#22360	Illescas	1,353	0.39	Rare
#22503	Ipock	1,344	0.39	Rare
#22666	Idowu	1,331	0.39	Rare
#22790	Ihrig	1,323	0.39	Rare
#22971	Ines	1,313	0.38	Rare
#23117	Italiano	1,303	0.38	Rare
#23473	Indelicato	1,280	0.37	Rare
#23940	Irias	1,251	0.37	Rare
#23990	Illingworth	1,249	0.36	Rare
#24212	Inlow	1,236	0.36	Rare
#24212	Isabel	1,236	0.36	Rare
#24236	Inga	1,235	0.36	Rare
#24261	Isabella	1,234	0.36	Rare
#24425	Isola	1,225	0.36	Rare
#24443	Isreal	1,224	0.36	Rare
#24511	Ingerson	1,219	0.36	Rare
#24966	Irey	1,194	0.35	Rare