Ioanna Vlachou

Ioanna "Gianna" Vlachou (born May 14, 1981) is a Greek volleyball player. She was part of the Greece women's national volleyball team. She competed with the national team at the 2004 Summer Olympics in Athens, Greece. She played most notably for Olympiacos and Filathlitikos.

Clubs
•	1991-2002 Aias evosmou

•	2002-2005 Filathlitikos Thessaloniki

•	2005-2006 Apollonios Keratsiniou

•	2006-2010 Olympiacos

•	2010-2011 SAAK Anatolia