Georgios Grigoriou
Georgios Grigoriou (Greek: Γεώργιος Γρηγορίου, born 1871, date of death unknown) was a Greek athlete.
He was born in Sozopol.
He competed at the 1896 Summer Olympics in Athens.
Grigoriou was one of 17 athletes to start the marathon race. He was one of the seven runners that dropped out of the race.