The Alans emerged from the vast steppes of Central Asia as one of the most formidable nomadic peoples of antiquity, their influence extending far beyond their humble origins to reshape the political landscape of medieval Europe. These Iranian-speaking warriors first appeared in historical records during the first century CE, though their roots stretch back much deeper into the prehistoric migrations that had populated the Eurasian steppes for millennia. Understanding the Alan people requires examining not just their documented history, but also the broader context of nomadic Iranian cultures that had dominated the grasslands stretching from the Black Sea to Mongolia for over a thousand years before their emergence as a distinct political force.
The ethnogenesis of the Alans represents a complex process of tribal confederation and cultural synthesis that was typical of steppe societies. Archaeological evidence suggests that the peoples who would become known as the Alans were descendants of earlier Scythian and Sarmatian populations who had inhabited the region between the Don and Volga rivers since at least the fourth century BCE. These earlier Iranian nomads had already established patterns of pastoral nomadism, warrior culture, and political organization that would become characteristic features of Alan society. The transition from these earlier groups to the historically documented Alans appears to have occurred gradually, as tribal confederations formed and reformed in response to population pressures, climate changes, and interactions with sedentary civilizations.