Llewelyn Davies is the formal surname of the family whose boys inspired J. M. Barrie to create the characters of Peter Pan and the Lost Boys: Llewelyn Davies, Arthur, father of the boys Llewelyn Davies, Sylvia, mother of the boysThe boys, in order of birth: Llewelyn Davies, George Llewelyn Davies, Jack Llewelyn Davies, Peter Llewelyn Davies, Michael Llewelyn Davies, Nico. Wikipedia