Yan Sergienko
- Criminal Code
- Article 205.3, Russian Criminal CodeArticle 205.4 part 2, Russian Criminal Code
- Case category
- Terrorism cases
- Verdict
- Imprisonment (strict regime)
- Date of verdict
- 2026-03-17
Case summary
Ukrainian serviceman. In the spring of 2022, he was taken prisoner in Mariupol. On 18 March 2024, a court in the occupied part of the Donetsk region of Ukraine sentenced him to 27 years in a strict regime colony on charges of attempted murder, employing prohibited methods of warfare and damage to property: according to the prosecution, he, together with other Ukrainian servicemen, shelled residential houses and civilian infrastructure on the outskirts of Mariupol. In addition, a case was opened against him on charges of participation in the activities of a terrorist organisation due to his involvement in the activities of the Azov battalion. In January 2026, the case was referred to court. On 17 March 2026, Sergiyenko was sentenced to 28 years' imprisonment in a strict regime colony on this case, taking into account the previous sentence.
Others charged under Article 205.3, Russian Criminal Code
What we write about political persecution
Recent material from this section. This is section navigation — the articles below are not about this person.
- 2026-09-04Georgia court clears extradition of Fugal ally to Russia
- 2026-09-04Russia labels Novaya Gazeta a 'foreign agent,' adds over 100 affiliated names
- 2026-09-04Russian court sentences hostage-takers from Rostov detention center to up to 29 years
- 2026-09-04Two Yabloko Duma candidates detained in Moscow two days before vote
- 2026-09-03British man says Russian police beat him, jumped on his head at station in Yessentuki
Source: this person’s record in the OVD-Info political persecution database
Published under CC BY 3.0. The criteria for treating a person as politically persecuted belong to OVD-Info; FACTUM relays their assessment and makes none of its own.
OVD-Info has been designated an «extremist» organisation in Russia — by decision of the Russian authorities, like other independent human rights and media projects.