Cognomen Mongeri (Mongeri 
) , in the entire world, is a rare last name. The last name Mongeri is characteristic of Kenya, where it is quite a rare surname, Canada, where it is a very rare surname, and the United States, where it is an extremely rare surname. In absolute terms, it is the most numerous in Kenya, the United States, and India.
| VARIANT | COUNTRY |
|---|---|
| Mongeri | Canada, Kenya, India, United States, Nigeria |
| giuseppe mongeri Italian painter and writer (1812-1888), IT (b. 1812) |
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| giulio mongeri Italian architect, IT (b. 1873) |
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