Family name قاسم (قاسم 
, Kasim 
, Qasim , among others...) , in the entire world, is a prevalent cognomen. The family name قاسم is characteristic of Lebanon, where it is a common surname, Jordan, and Malaysia (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in Pakistan, Egypt, and India. Also, قاسم is the forename as well as the last name.
| VARIANT | COUNTRY |
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| قاسم | Syria, Iran, Yemen, Egypt, Iraq |
| Kassem, Kasem, Kassim, Qassem, Kasim, Qassim, Qasim | Egypt, Nigeria, Malaysia, India, Pakistan |
| Kacem | United Arab Emirates, Egypt, Saudi Arabia, Lebanon, India |
| Qasem | Egypt, Malaysia, India, Pakistan, Indonesia |
| Касым | Azerbaijan, Kyrgyzstan, Kazakhstan, Russia, Moldova |
| Ghasem | Thailand, Turkey, Malaysia, India, Iraq |
| Касим | Azerbaijan, Kyrgyzstan, Bulgaria, Kazakhstan, Russia |
| Касум | Russia, Kyrgyzstan, Ukraine, Kazakhstan |
| Кассим | Russia, Ukraine, United States |
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عبد الكريم قاسم Iraqi Army brigadier, nationalist and Prime Minister of Iraq from 1958 to 1963, IQ (b. 1914) |
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عبد الحكيم قاسم English writer, EG (b. 1934) |
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عيسى أحمد قاسم Bahrani scholar and politician, BH (b. 1937) |
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ليلى قاسم Iraqi activist, IQ (b. 1952) |
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نعيم قاسم deputy general secretary of Hezbollah, LB (b. 1953) |
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| مي قفطان قاسم Iraqi radio astronomer, IQ (b. 1928) |
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| نور الدين قاسم Yemeni writer, YE (b. 1929) |
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| حمزة قاسم association football player, IQ (b. 1933) |
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روضة قاسم Lebanese actress, LB (b. 1983) |
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| عبد الباري قاسم YE (b. 1926) |
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| وجيه قاسم palestinian politician and diplomat, PS (b. 1938) |
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| عبد العزيز علي أحمد قاسم Yemeni writer, YE (b. 1938) |
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| احمد بن احمد قاسم Yemeni singer, YE (b. 1938) |
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| خليفة حسن قاسم Bahraini poet, journalist and naval officer, BH (b. 1940) |
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علي قاسم EG |
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علي, العزاوي, البديري, الساعدي, السعيدي, الدليمي, الدراجي, الجبوري, الجنابي, الربيعي, الخفاجي, التميمي, المالكي, الموسوي, الكناني, ابومحمد, ابراهيم, عبدالله, ابو محمد, العيساوي, الحسناوي, البصراوي, العبودي, الفتلاوي, العبيدي, العراقي, حسن, احمد, عباس, سعيد, حسين, صالح, محمد, احمدي, رضائي, محمدي, محمود, قاسمي, الحنين, السعدي, الشمري, الاسدي, الطائي, الملكي, القاسم, الكعبي, العامري, العبادي, and الكربلائي