Gilburt \gi-lbu-rt, gil-burt\ as a boy's name is a variant of Gilbert (Old French), and the meaning of Gilburt is "bright promise".

The baby name Gilburt sounds like Guilbert and Gilberto. Other similar baby names are Wilburt, Ailbert, Dilbert, Filbert, Halburt, Hulburt and Wilbert.