Tallys \t(a)-ll-ys\ as a boy's name is a variant of Tallis (Old English). See for meaning of Tallys.

The baby name Tallys sounds like Talys, Dallas, Dallis, Dalles and Tullis. Other similar baby names are Callys, Callis, Tallon, Tallin, Tallen, Tallan, Tully, Wallis and Wallas.