| Alexey Kulemzin | |
| Native Name: | Russian: {{nobold|Алексей Кулемзин Ukrainian: {{nobold|Олексій Кулемзін |
| Office: | Mayor of Donetsk |
| Term Start: | 17 October 2016 |
| Predecessor: | Igor Martynov |
| Birth Date: | 13 September 1974 |
| Birth Place: | Donetsk, Ukrainian SSR, Soviet Union |
| Party: | United Russia |
| Alma Mater: | Donetsk National University |
Alexey Valeryevich Kulemzin (; born 13 June 1974) is a Russo-Ukrainian politician who serves as Mayor of Donetsk since 2016.
Between 2007 and 2010, he was Head of the Department for Foreign Economic Relations and European Integration of the Donetsk Regional State Administration. Later, between 2011 and 2013, he was the Deputy Head of the Department for Regional Development, Attraction of Investment and Foreign Economic Relations.[1]
On 17 October 2016, the Head of the unrecognized Donetsk People's Republic Alexander Zakharchenko appointed Kulemzin as acting Mayor of Donetsk.[2]