Afanasy (Russian: Афана́сий) is the Russian form of Athanasios, a Greek name meaning "immortal".
It may refer to: People: Fictional people: The surname Afanasyev (Russian: Афана́сьев) is derived from the name.
The surname Afonin (Russian: Афо́нин) is derived from Afonya, the short form of the name.