Haplophthalmus rhinoceros is a species of woodlouse in the family Trichoniscidae.

It is found in Europe and Northern Asia (excluding China).

[2][3][1] The IUCN conservation status of Haplophthalmus rhinoceros is "VU", vulnerable.

The species faces a high risk of endangerment in the medium term.

The IUCN status was reviewed in 1996.