Last name โอโมริ (Omori 
, โอโมริ 
) , around the globe, is quite a rare cognomen. The surname โอโมริ is habitual in Kenya, where it is quite a rare surname, Japan, where it is a rare surname, and Nigeria. Measured by absolute frequency, it is the most numerous in Nigeria, Kenya, and Brazil. Also, โอโมริ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Omori | Kenya, Nigeria, Brazil, United States, Japan |
| โอโมริ | Thailand |