Maechidius suwawa is a species of beetle of the family Scarabaeidae. It is found in Indonesia (Sulawesi), where it occurs in lowland rainforests.
Adults reach a length of about 6.70 mm. The dorsum is uniformly brown with the labroclypeus, mouthparts, legs and venter castaneous.
The species is named after Suwawa, one of the native languages spoken in the Bogani Nani Wartabone National park, northern Sulawesi.