| Official Name: | Tuban Regency |
| Native Name: | Kabupaten Tuban |
| Native Name Lang: | id |
| Type: | Regency |
| Motto: | “Terwujudnya masyarakat Kabupaten Tuban yang mandiri dan sejahtera lahir batin “ (striving to make Tubanese society wholly independent and prosperous) |
| Coordinates: | -6.8833°N 115°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Indonesia |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Java |
| Seat Type: | Capital |
| Seat: | Tuban |
| Established Title: | Anniversary |
| Established Date: | 12 November 1293 |
| Area Footnotes: | [1] |
| Area Total Km2: | 1839.94 |
| Population As Of: | mid 2023 estimate |
| Population Total: | 1258368 |
| Population Density Km2: | auto |
| Population Footnotes: | [2] |
| Timezone1: | IWST |
| Utc Offset1: | +7 |
| Pushpin Map: | Indonesia_Java#Indonesia |
| Pushpin Map Caption: | Location in Java and Indonesia |
| Leader Title: | Regent |
| Leader Name: | Aditya Halindra Faridzky |
| Leader Title1: | Vice Regent |
| Leader Name1: | Riyadi |
| Area Code Type: | Area code |
| Area Code: | (+62) 356 |
Tuban Regency is a regency in the East Java province of Indonesia. The Dutch name of the regency is 'Toeban
The Regency is bordered to the north by the Java Sea, east by Lamongan Regency, south by Bojonegoro Regency, and west by Blora Regency and Rembang Regency (both in Central Java Province). The regency is located in a strategic area, on the border of East Java with Central Java, passed by the main highway (Jalan Nasional Daendels) along the north coast of Java (here called Jalur Pantai Utara or Jalur Pantura). In ancient times, Tuban was the main port of Majapahit and was a center of Islamic spreading by Walisongo.
Tuban Regency consists of twenty districts (kecamatan), tabulated below with their areas and their population totals from the 2010 Census[6] and the 2020 Census,[7] together with the official estimates as of mid-2023.[8] The table also includes the locations of the district administrative centres, the number of administrative villages in each district (totaling 311 rural desa and 17 urban kelurahan), and their postal codes.
| Kode Wilayah | Name of District (kecamatan) | Area in km2 | Pop'n Census 2010 | Pop'n Census 2020 | Pop'n Estimate mid 2023 | Admin centre | No. of villages | Post codes | |
|---|---|---|---|---|---|---|---|---|---|
| 35.23.01 | Kenduruan | 85.73 | 26,317 | 28,343 | 30,004 | Sidomukti | 9 | 62363 | |
| 35.23.03 | Bangilan | 77.27 | 43,477 | 48,052 | 50,232 | Bangilan | 14 | 62364 | |
| 35.23.05 | Senori | 78.39 | 38,373 | 41,653 | 43,503 | Sendang | 12 | 62365 | |
| 35.23.07 | Singgahan | 79.05 | 39,193 | 41,345 | 44,226 | Mulyoagung | 12 | 62361 | |
| 35.23.10 | Montong | 147.98 | 51,300 | 53,343 | 55,715 | Montongsekar | 13 | 62357 | |
| 35.23.09 | Parengan | 114.45 | 51,546 | 53,603 | 56,916 | Parangbatu | 18 | 62366 | |
| 35.23.11 | Soko | 96.88 | 78,667 | 83,814 | 89,656 | Sokosari | 23 | 62372 | |
| 35.23.14 | Rengel | 58.52 | 56,388 | 59,306 | 63,080 | Rengel | 16 | 62370 | |
| 35.23.20 | Grabagan | 73.79 | 36,406 | 39,040 | 41,309 | Grabagan | 11 | 62371 | |
| 35.23.17 | Plumpang | 86.52 | 74,206 | 78,147 | 82,983 | Plumpang | 18 | 62382 | |
| 35.23.19 | Widang | 107.14 | 47,413 | 48,726 | 51,957 | Widang | 16 | 62383 | |
| 35.23.18 | Palang | 72.70 | 76,875 | 86,743 | 89,749 | Leran Kulon | 19 (a) | 62391 | |
| 35.23.15 | Semanding | 120.99 | 101,336 | 114,136 | 119,045 | Bejagung | 17 (b) | 62381 | |
| 35.23.16 | Tuban (town) | 21.29 | 81,982 | 84,542 | 88,052 | Latsari | 17 (c) | 62311 - 62319 | |
| 35.23.12 | Jenu | 81.61 | 50,163 | 55,363 | 59,211 | Beji | 17 | 62352 | |
| 35.23.13 | Merakurak | 103.77 | 54,293 | 58,781 | 61,898 | Sambonggede | 19 | 62355 | |
| 35.23.08 | Kerek | 136.55 | 64,471 | 67,163 | 69,873 | Jarorejo | 17 | 62356 | |
| 35.23.06 | Tambakboyo | 72.97 | 38,529 | 42,137 | 42,733 | Tambakboyo | 18 | 62353 | |
| 35.23.02 | Jatirogo | 111.98 | 52,564 | 55,534 | 58.485 | Wotsogo | 18 | 62362 | |
| 35.23.04 | Bancar | 112.36 | 54,965 | 58,241 | 60,741 | Bancar | 24 | 62354 | |
| Totals | 1,839.94 | 1,118,464 | 1,198,012 | 1,258,368 | Tuban | 328 |