Calumma guibei, also known commonly as Guibé's chameleon, is a species of chameleon, a lizard in the family Chamaeleonidae.

[2] The specific name, guibei, is in honor of French herpetologist Jean Guibé.

[2] The preferred natural habitat of C. guibei is forest, at elevations of 1,000–2,250 m (3,280–7,380 ft).

[1] C. guibei has an average snout-to-vent length (SVL) of about 5 cm (2.0 in).

It has a soft dermal rostral appendage, which is longer in males than in females.