Tamyneoi (Greek: Ταμυνέοι, before 2001: Ταμιναίοι - Taminaioi,[2] from Ancient Greek: Τάμυναι/Ταμῦναι Tamynai (Latin: Tamynae) or Τάμυνα/Τάμινα Tamyna/Tamina)[3][4] is a former municipality of the island of Euboea, Greece.

Since the 2011 local government reform it is part of the municipality Kymi-Aliveri, of which it is a municipal unit.

[6] The seat of the municipality was in Aliveri.

The name reflects that of the ancient city of Tamynae.

The municipal unit Tamyneoi is subdivided into the following communities (constituent villages in brackets):[5]