Louther \lo(u)-ther\ as a boy's name is a variant of Luther (Old German), and the meaning of Louther is "soldier of the people".
The baby name Louther sounds like Lother, Lothar and Lothur. Other similar baby names are Gauthier, Lathen, Loller, Leanther, Loeber, Lothair, Lutero, Mather, Maither, Uther, Walther and Valther.