- Language: Haruai
- Alternate names: Harway, Taman, Waibuk, Wiyau, Wiyavik, Wiyaw, Wovan
- Language code: tmd
- Language family: Piawi (SIL classification)
- Number of speakers: 100
- Vulnerability: Endangered
- Script: Latin script.
Some similarities to Kalam languages due to borrowing (Comrie 1988). More loanwords from Kobon used in the northern area.
Haruai is spoken in Papua New Guinea, Pacific.