Surname De Gonzague (De Gonzague 
) , all over the world, is a very rare last name. The cognomen De Gonzague is characteristic of France, where it is a very rare surname, Canada, and Germany. Much less frequently, De Gonzague is the forename as well as the last name.
| VARIANT | COUNTRY |
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| De Gonzague | United States, Canada, France, Germany |
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louise-marie de gonzague Queen of Poland (1611-1667), FR (b. 1611) |
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louis de gonzague baillargé Canadian lawyer and businessman (1808-1896), CA (b. 1808) |
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louise de gonzague pelletier Canadian writer, CA (b. 1939) |
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| louis de gonzague fortin agronomist and professor, CA (b. 1894) |
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