Pedzisa mutsara unotevera: Muzana remakore rokutanga BC, rudzi rweSequani (ruzhinji rwe "Gaulish of Gauls" maererano nomunyori wenhau dzakaitika Henri Martin), iyo yakanga yakavakirwa pedyo neBesançon, yakagara muSundgau. Kubva muna 70 BC, vakarwa hondo isingaperi nevavakidzani vavo, vaAedui, vachidana varwi vechiGerman, vaitungamirirwa naAriovistus. Apo kurwisana kwakapera, vaGermany vakagara munharaunda yacho, uye vaSequani, kuti vavabvise vakakumbira vaRoma. Julius Caesar akakunda Ariovistus muna 58 BC pedyo neCernay, uye kutonga kwenguva refu nevaRoma kwakatanga. Ikoku kwakaguma kamwe kamwe muna 405, apo vaAlamania vakayambuka Rhine ndokutora Sundgau. Ivowo, vakateverwa navaFrank pashure pokukunda kwavo pa
Hondo yeTolbiac muna 496. Sundgau yakabatanidzwa muumambo hweAustrasia uye chiKristu chakatangwa pasi peMerovingians.