Oguzhan District, formerly Nyýazow District or Parahat District, is a district in Mary Province, Turkmenistan. The administrative center of the district is the town of Parahat. According to 2022 census, its constituencies had a total population of 32,950 people.
Oguzhan District is named after Oguz han, a legendary and semimythological khan of the Turkic peoples.
It was initially named Parahat District; the name was borrowed to the town of the same name. In Turkmen, "Parahat" is a word that roughly translates to "Peace." On 19 January 1992, it was renamed to Nyýazow District, which refers to Saparmyrat Nyýazow, first president of Turkmenistan.
The district was established in 1988 as Parahat District. It was then renamed Nyýazow District in 1992.
Parahat was cut from the district to make a whole new district named Altyn sähra. On 1 August 2016, Altyn sähra District was abolished and its whole territory (45,558 ha) was transferred back to Oguzhan District. On 9 November 2022, Oguzhan District was abolished; 39,127 hectares were transferred to Murgap District and 165,266 hectares were transferred to Sakarçäge District. On 19 September 2025, the district was re-established and all changes were reverted.
Oguzhan District includes 10 third-level subdivisions, one city, four towns and five rural councils, and 10 villages: