Mary Province (Turkmen: Mary welaýaty, Мары велаяты) is one of the welayatlar (provinces) of Turkmenistan. It is in the south-east of the country, bordering Afghanistan. Its capital is the city of Mary. Its area is 87,150 km2 (33,650 sq mi) and population 1,480,400 (2005 est.). The average population density is about 15 persons per square kilometer, but it reaches 150-200 per square kilometer in the most developed oases.
In 2000, Mary Province accounted for 23% of Turkmenistan's population, 19% of the total number of employed, 26% of agricultural production (by value), and 21% of the country's total industrial production. The region's industries include natural gas extraction (the Iolotan gas field), electric power generation, textiles, carpet weaving, chemical and food industry. In 2001 it accounted for 74% of Turkmenistan's electricity generation 26% of natural gas extraction. According to other sources,[which?] Mary Province accounts for 81% of fertilizer production, 40% of textiles, 81% of leather, and 23% of footwear. Mary agriculture produces 31% of Turkmenistan's cotton fibres and 32% of its vegetable oil.
Agriculture in Mary Province is irrigated by the Karakum Canal, which runs east to west through the center of the province, and by the Murghab River, which runs south to north, entering the province from Afghanistan. While the northern portion of the province is within the Central Asian southern desert ecoregion, the southern portion of the province is characterized by a savanna of pistachio and desert sedges, classified as the Badkhiz-Karabil semi-desert by the World Wildlife Fund 
The capital of Mary Province is the city of Mary, located at the intersection of Murghab River with the Karakum Canal. Other cities are Baýramaly (Russian: Байрам-Али), Ýolöten (Iolotan, Russian: Иолотань), and Serhetabat (Russian: Серхетабад, formerly Turkmen: Guşgy, Russian: Кушка) on the border with Afghanistan.
- Baýramaly City
- Mary City
- Altyn Sähra District (formed in April 2008)
- Baýramaly District
- Ýolöten District
- Garagum District
- Mary District
- Murgap District
- Oguzhan District (formerly Howuzhan District)
- Sakarçäge District
- Serhetabat District (formerly Guşgy District)
- Tagtabazar District
- Türkmengala District
- Wekilbazar District
- Statistical Yearbook of Turkmenistan 2000-2004, National Institute of State Statistics and Information of Turkmenistan, Ashgabat, 2005.
- Social-economic situation of Turkmenistan in 2000, National Institute of State Statistics and Information of Turkmenistan, Ashgabat, 2001, pp. 137-138 (Russian).
- Social-economic situation of Turkmenistan in 2001, National Institute of State Statistics and Information of Turkmenistan, Ashgabat, 2002, pp. 107-109 (Russian).
- World Wildlife Fund (2001). "Badkhiz-Karabil semi-desert". WildWorld Ecoregion Profile. National Geographic Society. Archived from the original on 2010-03-08. Retrieved 2012-08-05.
- Bonneville, Patrick and Hemono, Philippe. 2006. The World Heritage. Bonneville Connection, Quebec
- Марыйский Велаят
- Turkmenistan Districts
- Halk Maslahaty resolution on the creation of Altyn Sahra district, 18 April 2008 (Russian). Retrieved on 24 January 2009.
- Press announcement on the creation of Altyn Sahra district, 19 April 2008 (Russian). Retrieved on 24 January 2009.
|Ahal Province||Faryab Province, Afghanistan|
|Herat Province, Afghanistan||Badghis Province, Afghanistan|