Marios Giourdas (sometimes written as Gkiourdas) (born 2 March 1973) is a former Greek male volleyball player. He was part of the Greece men's national volleyball team. He competed with the national team at the 2004 Summer Olympics in Athens, Greece. At club level, he played most notably for Olympiacos, Parma and Iraklis. Giourdas is also a firefighter in Athens. In 2016, at a fire near Pireaus, he, along with other firefighters, saved nine people and a baby.
Clubs
- Ethnikos Alexandroupolis (1987-1989)
- GE Alexandroupolis (1989-1991)
- Ethnikos Alexandroupolis (1991-1995)
- Olympiacos Piraeus (1995-2003)
- Unimade Parma (2003-2004)
- Iraklis Thessaloniki (2004-2006)
- Olympiacos Piraeus (2006-2007)
- EA Patras (2007-2009)
- Ethnikos Alexandroupolis (2009-2010)
- AONS Milon (2010-2013)