Cognomen سعادت (Saadat 
, سعادت 
, Сағадат 
) , in the world, is a common surname. The surname سعادت is characteristic of Azerbaijan, where it is a common surname, Iran, where it is quite a common surname, and Afghanistan. Likewise, سعادت is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Saadat | Afghanistan, Iran, Azerbaijan, Bangladesh, Pakistan |
| سعادت | United Arab Emirates, Afghanistan, Iran, Iraq, Saudi Arabia |
| Сағадат | Kazakhstan |
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اسماعیل سعادت Iranian translator (1925-2020), IR (b. 1925) |
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قربانعلی سعادت Iranian politician, IR (b. 1951) |
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مریم سعادت Iranian actress, IR (b. 1958) |
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| کلیم سعادت Pakistani air marshal, PK (b. 1951) |
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بردیا سعادت Iranian volleyball player, IR |
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| ظهیر سعادت Afghan politician, AF |
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| حمید سعادت Iranian politician, IR |
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| بشیر احمد سعادت Afghan footballer, AF (b. 1981) |
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| پیمان سعادت IR |
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