Biography of conde de Troyes y conde de Barcelona. Alerán (???)

Third count of Barcelona, whom the French monarch Carlos Calvo named in the year 844 Marquis of Gothia and count of Barcelona, to replace the deceased Bernard, Duke of Septimania. Thus breaking the tradition Frank nominate a nobleman of Gothic origin for this position. At his death, and after a period in which the County of Barcelona fell to the French monarch, he/she was chosen to replace Salomon de Cerdanya.