| En Name: | Oktyabrsky |
| Ru Name: | Октябрьский |
| Map Label Position: | bottom |
| Federal Subject: | Irkutsk Oblast |
| Adm District Jur: | Chunsky District |
| Inhabloc Cat: | Urban-type settlement |
| Pop 2010Census: | 5415 |
Oktyabrsky (Russian: Октябрьский) is an urban locality (an urban-type settlement) in Chunsky District of Irkutsk Oblast, Russia. Population: