Cassida malaysiana is a species of leaf beetle, situated in the subfamily Cassidinae (tortoise beetles) and the genus Cassida.

[1] Cassida malaysiana measures 4.8–5.4 mm in length.

It has a yellow pronotum with a large black spot at the base and on the disc.

The elytra are black with pale yellow/orange spots throughout.

Males are slightly smaller and stouter than females.