Iwai Family History
Iwai Name Meaning
Japanese:: written 岩井 ‘stone well’ or 岩居 ‘resides in a stony place’; a common placename. The first is found as a surname in western Japan the second is more common in eastern Japan. Both are related to the name Ishii which has similar meanings. alternate reading in the Ryūkyūan island of Amami of Ga The name is written 祝 ‘celebration’.
Source: Dictionary of American Family Names 2nd edition, 2022