Cognomen راجح (راجح 
, Rageh 
, Rajh 
) , in the world, is a common family name. The surname راجح is habitual in Yemen, where it is quite a common surname, Slovenia, and Egypt (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Yemen, Egypt, and Saudi Arabia. Also, راجح is the forename as well as the last name.
| VARIANT | COUNTRY |
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| راجح | Iraq, Egypt, Yemen, Syria, Saudi Arabia |
| Rageh | United Arab Emirates, Egypt, Somalia, Syria, Saudi Arabia |
| Rajh | Indonesia, Syria, Slovenia, Sri Lanka, Saudi Arabia |
| راجح الحلي Iraqi poet, IQ (b. 1174) |
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| شرف بن راجح regent of Iraq, JO (b. 1881) |
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راجح داوود Egyptian musician, EG (b. 1954) |
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| راجح لبوزة YE (b. 1917) |
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| راجح السلفيتي PS (b. 1921) |
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| كريم راجح SY (b. 1926) |
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راوية راجح EG (b. 1981) |
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| محمد راجح Yemeni male middle-distance runner, YE (b. 1998) |
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