Cognomen דהן (Dahan 
, דהן ) , around the globe, is a common surname. The cognomen דהן is characteristic of Israel, where it is a common surname, Lebanon, where it is quite a common surname, and France, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in Israel, France, and Philippines. Much less frequently, דהן is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Dahan | Israel, France, Morocco, India, Philippines |
| דהן | Israel |
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נסים דהן Israeli politician, IL (b. 1954) |
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| חנניה דהן Israeli writer, IL (b. 1915) |
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אריה דהן IL (b. 1967) |
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מומי דהן IL |
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שגיב דהן IL (b. 1980) |
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| אלון דהן Israeli actor, IL (b. 1972) |
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| דוד דהן Israeli screenwriter, IL (b. 1978) |
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| רון דהן Israeli writer, IL (b. 1979) |
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| אבי דהן IL (b. 1975) |
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| רפי דהן Israeli footballer, IL (b. 1989) |
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| מוניקה דהן IL |
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| שלומי דהן IL |
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| אורי דהן Israeli footballer, IL (b. 1999) |
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