Four species of the gecarcinid land crabs occuring at the coasts from Taiwan are recorded. They are Gecarcoidea lalandii H. Milne-Edwards, 1837, Cardisoma carnifex (Herbst, 1794), C. Hirtipes Dana, 1851 and C. rotundum (Quay and Gaimard, 1824). The later is recorded from Taiwan for the first time. The present report briefly describes these four species. Color photos, a key and line drawings of male first pleopod are also provided.