Microplidus stabilis is a species of beetle of the family Scarabaeidae. It is found in South Africa (KwaZulu-Natal).
Adults reach a length of about . They are similar in size, shape, and sculpture to Microplidus albidus. They are covered with scales identical in colour and size, but on each elytron there is a small, sub-quadrate or transverse denuded space close to the suture, and situated slightly past the median part.