Gilberta \gi-lber-ta, gil-be-rta\ as a girl's name is a variant of Gilberte (Old German), and the meaning of Gilberta is "bright promise".

The baby name Gilberta sounds like Gilbertha, Gilbertina and Gilberthe. Other similar baby names are Filberta, Alberta, Elberta, Philberta and Filiberta.