Globally, J-Y (J-Y 
) is a very rare male given name. Very seldom, J-Y is the last name as well as the forename. Parts of the name also exists independently as a first name J, and a last name Y.
| VARIANT | COUNTRY |
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| J-Y | France, China, Canada |
| j-y gauvrit researcher (b. 1968) |
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| j-y chee researcher |
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| j-y qiao researcher |
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| j-y zhang researcher (ORCID 0000-0001-6355-2732) |
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| j-y hwang researcher |
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| j-y shi researcher |
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| j-y jia researcher |
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| j-y lee researcher (ORCID 0000-0002-6295-9044) |
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| j-y liu researcher |
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| j-y mabrut researcher |
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| j-y coxam researcher |
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| j-y li researcher (ORCID 0000-0003-3841-9977) |
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| j-y lee researcher (ORCID 0000-0002-3986-9753) |
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| j-y li researcher (ORCID 0000-0003-4118-3301) |
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| j-y li researcher (ORCID 0000-0003-4905-9954) |
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Cyr, Mercier, Michaud, Asselin, Bernard, Boucher, Paradis, Poirier, Grenier, Lamothe, Lessard, Leblanc, Legault, Ouellet, St-Laurent, Cloutier, Bergeron, Beaulieu, Bouchard, Desbiens, Gauthier, Tremblay, Marquis, Vigier, Lavoie, Landry, Roy, Cote, Pare, Morin, Caron, Denis, Jobin, Houle, Martel, Simard, Chartrand, Bedard, Brochu, Parent, Proulx, Daigle, Daoust, Dumais, Dupont, Dufour, Gagnon, Girard, Boivin, and Pelletier