Kydonies (, before 1927: ÃÂñýÃÂÃÂùúàâ Vantsiko) is a village and a community of the Grevena municipality. Before the 2011 local government reform it was a part of the municipality of Agios Kosmas, of which it was a municipal district. The 2021 census recorded 74 residents in the community. The community of Kydonies covers an area of 18.829 km<sup>2</sup>.
The community of Kydonies consists of two separate settlements: