Serlo le Mercer was Mayor of London for five terms in the early 1210s. He was a member of the Worshipful Company of Mercers and was one of the negotiators of Magna Carta.
References
Serlo le Mercer Wikipedia(Text) CC BY-SA
Serlo le Mercer was Mayor of London for five terms in the early 1210s. He was a member of the Worshipful Company of Mercers and was one of the negotiators of Magna Carta.