Cognomen النجفي (النجفي 
, Najafi 
) , all around the world, is a common last name. The surname النجفي is characteristic of Iraq, where it is a common surname, Iran, where it is quite a common surname, and Afghanistan, where it is quite a rare surname. Very seldom, النجفي is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| النجفي | Iran, Iraq, Jordan, Syria, Saudi Arabia |
| Najafi | Iran, Iraq, United Arab Emirates, United States, Afghanistan |
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محمد حسن النجفي Iraqi faqih, IQ (b. 1785) |
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شهاب الدين المرعشي النجفي Iraqi marja' (1315-1990), IQ (b. 1897) |
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| محمد عجينة النجفي Ottoman Iraqi poet, IQ (b. 1858) |
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| حسن النجفي (b. 1926) |
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| سالم توفيق النجفي Iraqi writer and economist, IQ (b. 1939) |
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| دخيل النجفي 19th and 20th-century Islamic scholar, IQ |
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