Throughout the world, محمدحسن (محمدحسن 
) is a common masculine first name. The first name محمدحسن is habitual in Sudan, where it is quite a common masculine name, Egypt, where it is quite a rare male name, and Saudi Arabia. Much less frequently, محمدحسن is the last name as well as the forename.
| VARIANT | COUNTRY |
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| محمدحسن | Iran, Saudi Arabia, Iraq, Sudan, Egypt |
| محمدحسن آشتیانی IR (b. 1832) |
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محمدحسن میرزا Qajar prince (1899-1943), IR (b. 1899) |
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محمدحسن گنجی Iranian meteorologist (1912-2012), IR (b. 1912) |
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| محمدحسن ممقانی IR (b. 1873) |
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| محمدحسن شریعت سنگلجی Iranian akhoond and theologian, IR (b. 1892) |
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| محمدحسن ادیبی Iranian poet and writer, IR (b. 1894) |
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| محمدحسن لقمان‌ادهم IR (b. 1884) |
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محمدحسن طریقت منفرد Iranian politician, IR (b. 1946) |
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محمدحسن رحیمیان Iranian cleric, IR (b. 1948) |
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محمدحسن نامی Iranian military officer, IR (b. 1953) |
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| محمدحسن شمشیری IR (b. 1894) |
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محمدحسن قدیری ابیانه Iranian politician, diplomat, architect, essayist and writer, IR (b. 1954) |
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محمدحسن ملک‌مدنی Iranian politician, IR (b. 1955) |
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محمدحسن محبی Iranian wrestler, IR (b. 1956) |
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محمدحسن انصاری‌فرد Iranian footballer, IR (b. 1962) |
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علي, صالحي, زارعي, غلامي, طاهري, محمدي, مرادي, نصيري, كريمي, كاظمي, قاسمي, يوسفي, بابائي, دهقاني, انصاري, ابوحسن, بهرامي, سلطاني, رحماني, نوروزي, قرباني, ميرزائي, صادقي, محمد حسن, خسروي, شريفي, حسن, احمد, اسدي, حسني, رجبي, زارع, محمد, نجفي, نظري, كرمي, اميري, اميني, اكبري, احمدي, عباسي, باقري, حسيني, حيدري, رضائي, رحيمي, شفيعي, جعفري, and ابراهيمي