Throughout the world, Jean-Grégoire (Jean-Grégoire 
) is an extremely rare unknown gender given name. Parts of the name also exists independently as a first name Jean, and a first name Grégoire.
| jean-grégoire volant Swiss military personnel, CH (b. 1707) |
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| jean-grégoire pénavaire French composer (b. 1840) |
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| jean-grégoire kalonda djessa (b. 1920) |
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| jean-grégoire pénavaire |
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Ancel, Couez, Pilla, Muller, Thomas, Willem, Quiros, Tylleman, Ivanoff, Djénandji, Sepulchre, Cherruault, Mekhitarian, and Twagiramungu