| Named By: | N. Klein & T. Scheyer in 2014 |
| Time Period: | Middle Triassic |
| Location: | Netherlands - Vossenveld Formation |
| Size: | Holotype skeleton about 135 centimetres long |
| Diet: | Durophagovore (shellfish eater) |
| Fossil(s): | Partial skeleton |
| Classification: | | Chordata | Reptilia | Placodontia | |
Pararcus is an extinct genus of placodont marine reptile from the Middle Triassic of the Netherlands. The genus is monotypic and the type species is Pararcus diepenbroeki. Pararcus is known from a holotype skeleton about 1.35 metres (4.4 ft) long from the Lower Muschelkalk of Winterswijk.