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This article may contain spoilers.
Jean is a 14-year old prodigy from France. He is highly intelligent with a deep passion for science and technology being particularly skilled at creating aircraft. He has pale-skin, and he has dark brown hair that looks reddish under certain lighting and wears glasses. Jean is usually seen smiling and blushing; he is kind and gentle. In both English dubs, he speaks with a French accent. He has dark blue eyes and is usually seen wearing a hat. In the epilogue as told by Marie, he marries Nadia and has a son. Voice actors: Noriko Hidaka (Japanese); Ardwight Chamberlain (English, Streamline); Nathan Parsons (English, ADV).