Marina Kalaitzieva
Marina Kalaitzieva is a Greek-Bulgarian female professional volleyball player who has been a member of the Greece women's national volleyball team.
At club level, she played most notably for Greek powerhouse Olympiacos Piraeus, with whom she reached the :it:Challenge Cup di pallavolo femminile 2007-2008#Quarti di finale|quarter-finals of the 2007-2008 CEV Women's Challenge Cup.