| Tatau | |
| Native Name: | Pekan Tatau |
| Settlement Type: | Town and district capital |
| Coordinates: | 2.8833°N 112.85°W |
| Pushpin Map: | Borneo |
| Subdivision Type: | Country |
| Subdivision Name: |  Malaysia |
| Subdivision Type1: | State |
| Subdivision Name1: | Sarawak |
| Subdivision Type2: | Division |
| Subdivision Name2: | Bintulu |
| Subdivision Type3: | District |
| Subdivision Name3: | Tatau |
| Population As Of: | 2000 |
| Population Total: | 25,300 |
| Population Density Km2: | auto |
Tatau is a town, and the capital of the Tatau District (4,945.8 square kilometres) in Bintulu Division, Sarawak, Malaysia. The district's reported total population for Tatau (year 2010 census) was 30,383.[1] [2] Tatau became a district in 1987. Before that it was a Sub District under Bintulu District. The main spoken languages are Iban, Kenyah, Beketan and Punan.
As the part of the Pan Borneo Highway, Tatau is put into works package contract (WPC09) from Sg. Arip Bridge to Bintulu Airport Junction. The main proposal is upgrading the existing road from two way lane to four way two lane and constructing a new parallel bridges alongside of the project, including the main Batang Tatau Bridge. It was taken by the turnkey contractor, Lebuhraya Borneo Utara (LBU) Sdn Bhd and the main contractor of this WPC is KKBWCT Joint Venture Sdn Bhd.
The entire Tatau district was governed by Bintulu Development Authority (BDA) meanwhile its sub-district, Kuala Tatau, which links it to Balingian in Mukah district, are under the administration of Dalat and Mukah District Council (MDDM).
Tatau has a tropical rainforest climate (Af) with heavy to very heavy rainfall year-round.