| Ion Dragoumis | |
| Name Local: | Ίων Δραγούμης |
| Type: | municipal unit |
| Periph: | Western Macedonia |
| Periphunit: | Kastoria |
| Population: | 2357 |
| Population As Of: | 2021 |
| Area: | 134.3 |
| Coordinates: | 40.4167°N 43°W |
| Licence: | KT |
| Georegion: | Macedonia |
Ion Dragoumis (Greek, Modern (1453-);: Ίων Δραγούμης) is a municipal unit of Argos Orestiko municipality in the Kastoria regional unit, Western Macedonia, Greece. Until the 2011 local government reform it was a separate municipality.[1] [2] It was named after the Greek diplomat and protagonist of the Macedonian Struggle, Ion Dragoumis. The municipal unit has an area of 134.335 km2,[3] and a population of 2,899 (2011). The seat of the former municipality was in Vogatsiko.