Surname Deroy (Deroy 
, Деруа, ديروي) , globally, is quite a rare last name. The last name Deroy is habitual in Belgium, where it is quite a rare surname, Canada, and France, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Philippines, France, and Canada. Very seldom, Deroy is the forename as well as the last name.
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| Deroy | Belgium, Canada, Philippines, France, United States |
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bernhard erasmus von deroy German general, DE (b. 1743) |
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| matthias bertrand von deroy (b. 1695) |
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| franziska von deroy (1765-1842) (b. 1765) |
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| franz xaver von deroy (b. 1778) |
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| ludwig von deroy DE (b. 1786) |
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| isidore laurent deroy French painter and lithographer (1797-1886), FR (b. 1797) |
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| philipp aloys erasmus von deroy German politician (1806-1848), DE (b. 1806) |
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| émile deroy French painter (1820-1846), FR (b. 1820) |
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| auguste victor deroy French engraver and lithograph, FR (b. 1823) |
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ernest deroy politician in Massachusetts, US, US (b. 1889) |
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henri deroy French private banker, FR (b. 1900) |
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| josef erwein von fürstenberg graf von deroy (1908-1977) (b. 1908) |
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| jean prosper theodorus deroy Belgian philologist and romanist (1913-1981), BE (b. 1913) |
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| louis deroy Belgian linguist and epigraphist, BE (b. 1921) |
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| jean deroy Belgian athletics competitor, BE (b. 1928) |
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