11 November] 1843, in Myrthios, Ottoman Crete – 28 June 1941, in Athens) was a Greek philologist, who is regarded as the father of linguistics in Greece.
His family was traditionally part of the Cretan revolts against the Ottoman Empire.
After his schooling at Rethymno, Georgios at the age of 18 fought himself by the side of his father in the uprising of 1866.
Since then, Chatzidakis remained in contact with German researchers, as for example the more than 15 years his junior Albert Thumb (de) whose obituary he later wrote.
After his return to Greece, Chatzidakis was first a grammar school teacher in Athens and was conferred a doctorate the next year with a thesis entitled Συμβολή εις την Ιστορίαν της Ελληνικής Γλώσσης ("Contribution to the History of the Greek Language") at the university there.