Langaro (? -335 c ) He was King of the agrianes, a Thracian tribe. He was a contemporary of Alexander the great, who served even before the death of his father, Filipo II. He performed important services Alexander after he ascended to the throne, for example, in his expedition against the ilirios1 and the taulantianos, when the autariates ( Allied his ) they were preparing an attack on Greek territory, the attack of Langaro avoided that they comply with their intentions. Alejandro feted him with titles and favors in payment for their services and promised him the hand of his half-sister Cynane in marriage, but Langaro died before returning to the Kingdom of Macedonia.