Cephaloleia weisei is a species of rolled-leaf beetle in the family Chrysomelidae. It is found in Costa Rica and Panama.
Adults reach a length of about 3.6âÂÂ4.1 mm. The head, antennomeres 1âÂÂ2, pronotum and basal half of the elytron are yellowish, while the eyes, antennal antennomeres 3âÂÂ11 and apical half of the elytron are black. The venter and legs are reddish-yellow.