Metacyclops postojnae

{{Short description|Species of crustacean}}

{{Speciesbox

| status = VU

| status_system = IUCN2.3

| status_ref = {{cite iucn |author=Sket, B. |date=1996 |title=Metacyclops postojnae |volume=1996 |page=e.T13260A3432190 |doi=10.2305/IUCN.UK.1996.RLTS.T13260A3432190.en |access-date=12 November 2021}}

| genus = Metacyclops

| species = postojnae

| authority = Brancelj, 1987

}}

Metacyclops postojnae is a species of copepod in the family Cyclopidae.

The IUCN conservation status of Metacyclops postojnae is "VU", vulnerable. The species faces a high risk of endangerment in the medium term. The IUCN status was reviewed in 1996.