Fabius Ambustus was a name used by ancient Roman men from a branch of the gens Fabia, including: Quintus Fabius Ambustus, consul 412 BC; son of Quintus, grandson of Marcus Caeso Fabius Ambustus, quaestor 409 BC, four-time military tribune with consular powers, legate 398 and 39; son of Marcus, grandson of Quintus Numerius Fabius Ambustus, military tribune with consular powers in 406 and 390, legatus in 398 and 391; son of Marcus, grandson of Quintus Quintus Fabius Ambustus, legate 391, military tribune with consular powers 390; son of Marcus, grandson of Quintus Marcus Fabius Ambustus, military tribune with consular powers 381 and 369, censor in 363; son of the four-time consular tribune Gaius Fabius Ambustus, consul 358 BC, interrex 355; son of Numerius, and grandson of Marcus Quintus Fabius Ambustus, magister equitum 344, dictator 321 Marcus Fabius Ambustus, three-time consul interrex 356 and 351, dictator 351, possibly one of the tres viri ad col. deduc. Wikipedia