Louie \loui(e)\ as a boy's name is a variant of Louis (French, Old German), and the meaning of Louie is "famous warrior".

The baby name Louie sounds like Lou, Loewe and Lowe. Other similar baby names are Larie, Lonnie, Lacie, Laurie, Luis, Locke, Lodge, Loki, Lonne, Luce, Luiz and Luke.