| Official Name: | Polkovnik Zhelyazovo |
| Native Name: | Полковник Желязово |
| Settlement Type: | Village |
| Pushpin Map: | Bulgaria |
| Pushpin Label Position: | Location in Bulgaria |
| Subdivision Name: |  Bulgaria |
| Subdivision Type1: | Province |
| Subdivision Name1: | Kardzhali Province |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Krumovgrad |
| Population As Of: | 2015 |
| Population Total: | 559[1] |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Coordinates: | 41.4635°N 25.6725°W |
| Elevation M: | 260 |
Polkovnik Zhelyazovo (Bulgarian: Полковник Желязово, Turkish: Kıylakü) is a village in Krumovgrad municipality, Kardzhali Province, located in the Eastern Rhodope Mountains of southern Bulgaria.
3km (4.8 miles) Northwest, near neighboring village Vransko, a prehistoric village can be located, known as Keremid Cheli. The discoveries within this village date back to the middle neolithic period (around 5,000 B.C).[2]