| Maria Plagiannakou | |
| Nationality: | Greek |
| Birth Date: | 12 April 1978 |
| Position: | Outside hitter |
| Nationalteam: |  Greece |
| Medaltemplates-Expand: | set to "yes" to auto-expand medaltemplates section |
Maria Plagiannakou (born 12 April 1978)[1] is a retired Greek female volleyball player. She was part of the Greece women's national volleyball team. She won the silver medal at the 2005 Mediterranean Games.[2] [3] She played most notably for Olympiacos.[4]