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

The last name Iwaji occurs in Japan more than any other country/territory. It can be rendered as:. Click here to see other possible spellings of this last name.

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

The surname Iwaji is the 1,415,499^th most widely held last name world-wide, borne by approximately 1 in 47,631,019 people. The surname Iwaji occurs mostly in Asia, where 93 percent of Iwaji are found; 93 percent are found in East Asia and 93 percent are found in Nippono-Asia. It is also the 208,792^nd most commonly occurring first name worldwide, borne by 1,402 people.

The last name Iwaji is most widely held in Japan, where it is borne by 142 people, or 1 in 900,312. In Japan it is primarily concentrated in: Chiba Prefecture, where 28 percent live, Shimane Prefecture, where 25 percent live and Saitama Prefecture, where 21 percent live. Not including Japan this surname is found in 2 countries. It is also found in Brazil, where 4 percent live and Nigeria, where 3 percent live.