Chrocus (Crocus) was a king of the Alemanni who invaded Roman Gaul c. 256 CE until he was defeated by the Roman legions at Arles and then executed. Conversely, he was a king of the Alemanni who served Rome and supported Constantine the Great (r. 306-337 CE) in his struggle to become sole emperor of the Roman Empire.

More about: Chrocus


  • 256 CE
    King Chrocus of the Alemanni invades Gaul and destroys the region until he is defeated at Arles by the Romans.