"Tyvyan \t(y)-vyan, tyv-yan\ as a girl's name is a variant of Tivian. See for origin and meaning of Tyvyan.
The baby name Tyvyan sounds like Tivyan, Davynn, Devyn, Devynn, Devan and Tyffany. Other similar baby names are Vyvyan, Tiryan, Vyvyana and Vivyan."