| Capitán Prat Province | |
| Native Name: | Provincia de Capitán Prat |
| Native Name Lang: | es |
| Settlement Type: | Province |
| Mapsize: | 175px |
| Map Alt: | Location in the Aysén del General Carlos Ibáñez del Campo Region |
| Pushpin Map: | Chile |
| Pushpin Map Alt: | Location in Chile |
| Pushpin Mapsize: | 175 |
| Pushpin Map Caption: | Location in Chile |
| Coordinates: | -48°N -98°W |
| Subdivision Type: | Country |
| Subdivision Name: | Chile |
| Subdivision Type1: | Region |
| Subdivision Name1: | Aysén |
| Parts Type: | Communes |
| Parts: | Cochrane O'Higgins Tortel |
| Named For: | Arturo Prat |
| Seat Type: | Capital |
| Seat: | Cochrane |
| Government Type: | Provincial |
| Leader Party: | UDI |
| Leader Title: | Governor |
| Leader Name: | Luis Báez Chavarría |
| Unit Pref: | Metric |
| Area Footnotes: | [1] |
| Area Total Km2: | 37043.6 |
| Population Total: | 4003 |
| Population As Of: | 2012 Census |
| Population Density Km2: | auto |
| Population Blank1 Title: | Urban |
| Population Blank1: | 2,217 |
| Population Blank2 Title: | Rural |
| Population Blank2: | 1,620 |
| Demographics Type1: | Sex |
| Demographics1 Title1: | Men |
| Demographics1 Info1: | 2,154 |
| Demographics1 Title2: | Women |
| Demographics1 Info2: | 1,683 |
| Timezone: | CLT[2] |
| Utc Offset: | -4 |
| Timezone Dst: | CLST[3] |
| Utc Offset Dst: | -3 |
| Area Code: | 56 + 67 |
| Website: | Government of Capitán Prat |
Capitán Prat Province (es|Provincia de Capitán Prat) is one of four provinces in the southern Chilean region of Aysén (XI). Its capital is Cochrane. The province is named after the naval hero Arturo Prat.
It is Chile's eighth largest and fourth least populated province as well as the most sparsely populated province in continental Chile. According to the 2002 census by the National Statistics Institute (INE), the province spans an area of 37043.6sqkm and had a population of 3,837 inhabitants (2,154 men and 1,683 women), giving it a population density of 0.10 per km2 (0.3 per m2). At that time, 2,217 (57.8%) lived in urban areas and 1,620 (42.2%) in rural areas. Between the 1992 and 2002 censuses, the population grew by 1.5% (56 persons).[1]
As a province, Capitán Prat is a second-level administrative division, governed by a provincial governor appointed by the president. The province comprises three communes, each governed by a municipality, headed by an alcalde: Cochrane, O'Higgins and Tortel.