| Melissi | |
| Coordinates: | 39.9764°N 21.5008°W |
| Periph: | Western Macedonia |
| Periphunit: | Grevena |
| Municipality: | Grevena |
| Municunit: | Grevena |
| Community: | Agioi Theodoroi |
| Licence: | ΚΖ |
| Georegion: | Macedonia |
Melissi (el|Μελίσσι, before 1927: Πλέσια – Plesia)[1] was a village in Grevena Regional Unit, Macedonia, Greece. It was part of the community of Agioi Theodoroi.
The 1920 Greek census recorded 24 people in the village. Following the Greek–Turkish population exchange, Greek refugee families in Plesia were from Pontus (54) in 1926. The 1928 Greek census recorded 202 village inhabitants. In 1928, the refugee families numbered 54 (183 people).[2] The village was abolished on 9 May 2011.[3]