Tana Tidung | |
|---|---|
| Tana Tidung Regency Kabupaten Tana Tidung | |
 Coat of arms | |
| Motto(s): | |
 Location of Tana Tidung Regency in North Kalimantan | |
| Country | Indonesia |
| Province | North Kalimantan |
| Regency seat | Tideng Pale |
| Government | |
| • Regent | Ibrahim Ali |
| • Vice Regent | Hendrik |
| Area | |
| • Total | 4,058.71 km2 (1,567.08 sq mi) |
| Population (mid 2023 estimate[1]) | |
| • Total | 27,470 |
| • Density | 6.8/km2 (18/sq mi) |
| Time zone | UTC+8 (Central Indonesian Time) |
| HDI (2019) |  0.678 (Medium)
|
| Website | tanatidungkab.go.id |
Tana Tidung Regency is a regency within the Indonesian province of North Kalimantan. It is Indonesia's least populous regency, with 25,584 inhabitants recorded in the 2020 census;[2] the official estimate as at mid 2023 was 27,470 (comprising 14,567 males and 12,903 females).[1] Its regency seat is the town of Tideng Pale, in Sesayap District, where 11,227 of the regency's population lived in mid 2023.
Created on 17 July 2007 by splitting off the most northern three districts of Bulungan Regency, it is a relatively new regency and the smallest in terms of land area in North Kalimantan province (4,058.71 km2). The regency has the lowest poverty rate in the province, and is the second least-densely populated area after the Malinau Regency.[3] Historically, the region is the cultural center of the Tidung people and was home to the Kingdom of Tidung.