View the most partisan surnames in The United States

Where Does The Last Name Iwao Come From? ^{nationality or country of origin}

Iwao is more commonly found in Japan than any other country/territory. It may occur in the variant forms:. For other possible spellings of this surname click here.

How Common Is The Last Name Iwao? ^{popularity and diffusion}

The last name Iwao is the 41,650^th most prevalent last name on earth, borne by approximately 1 in 581,376 people. The surname occurs predominantly in Asia, where 99 percent of Iwao live; 99 percent live in East Asia and 99 percent live in Nippono-Asia. Iwao is also the 11,696^th most frequently occurring first name internationally It is held by 85,536 people.

It is most frequently used in Japan, where it is held by 12,351 people, or 1 in 10,351. In Japan it is primarily concentrated in: Ōita Prefecture, where 28 percent live, Fukuoka Prefecture, where 14 percent live and Osaka Prefecture, where 6 percent live. Outside of Japan this last name exists in 15 countries. It is also common in The United States, where 0 percent live and The Philippines, where 0 percent live.

Iwao Last Name Statistics ^demography

In The United States those bearing the Iwao last name are 26.77% more likely to be registered Democrats than the national average, with 80% being registered to vote for the party.

Iwao earn notably more than the average income. In United States they earn 17.01% more than the national average, earning $50,490 USD per year.