Greek health authorities reported 3,565 new coronavirus infections in the country, showing a new spike in the number of cases.
There were 1,834 cases on Monday. The overall number of confirmed infections stood at 463,473.
The National Organization of Public Health (EODY) said nine people died bringing the total number of fatalities to 12,867.
There were 121 patients intubated in intensive care units, the data showed.