Iwamoto

How common is the last name Iwamoto?

About this name

We do not yet have a written origin for Iwamoto, so here is what the census records show.

Surname origins are rarely settled, and we would rather say nothing than guess. The sources below are the best places to look, and our guide to how surnames began explains the usual types.

Names nearby in the census

#25,102

Iwamoto was the 25,102nd most common surname in the 2010 US Census, with 989 people, about 0.3 in every 100,000.

Who carries it

White (non-Hispanic)7.1%
Hispanic or Latino1.8%
Black (non-Hispanic)<0.1%
Asian or Pacific Islander79.9%
Two or more races11.2%
American Indian or Alaska Native<0.1%

Check the sources

Forebears: where Iwamoto is found around the world
The Internet Surname Database: a second opinion on the origin
US Census Bureau: the 2010 surname figures used here

For a name you are serious about, compare the dictionaries: Reaney and Wilson, A Dictionary of English Surnames; Hanks, Dictionary of American Family Names.