Cognomen Simi (Simi 
, סימי , سيمي 
) , throughout the world, is a common surname. The surname Simi is habitual in Israel, where it is quite a common surname, Mauritius, where it is quite a rare surname, and Italy. Measured by absolute frequency, it is the most numerous in Bangladesh, Israel, and Nigeria. More frequently, Simi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Simi | Bangladesh, Italy, India, Israel, Nigeria |
| סימי | Israel |
| سيمي | Saudi Arabia, Iraq, Sudan, Iran, Algeria |
| سيمى | Iraq |
| niccolò simi (1530-1564) (b. 1530) |
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| venanzio simi Italian historian, IT (b. 1641) |
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| filadelfo simi Italian painter and sculptor (1849-1923), IT (b. 1849) |
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carlo simi Italian architect and production designer, IT (b. 1924) |
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| nera simi Italian painter (1890-1987), FR (b. 1890) |
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| gino simi Italian composer (1890-1953), IT (b. 1890) |
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| alfonso tealdo simi Peruvian journalist, PE (b. 1914) |
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gian paolo simi Italian writer, screenwriter and journalist, IT (b. 1965) |
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| pierre simi FR (b. 1911) |
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| primo simi sentenced to death during the World War II, IT (b. 1925) |
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| emma simi varanelli Italian art historian (-2009), IT (b. 1950) |
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| maria simi Italian Computer Scientist, IT (b. 1952) |
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| claudio simi IT (b. 1956) |
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| leandro simi Brazilian association football player, BR (b. 1977) |
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| alessandro simi researcher |
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