Thousands remaining their homes close to the Greek capital, which is shrouded in bitter smoke, and 600 escaped Evia by boat.
On Friday, a man was killed by a falling power arch close to Athens, wellbeing authorities said.
Firemen from France, Switzerland, Sweden, Cyprus and Romania have been sent to help Greece.
Powerful breezes are figure to fan the many blasts.
Inhabitants of Marathon, north-east of Athens, were advised to make a beeline for the coast on Friday as fierce blazes spread along a few fronts.
Many homes have been annihilated or harmed, and a few dozen harmed individuals are in medical clinic.
“In the event that a few group actually question if environmental change is genuine, allowed them to come and see the power of wonders here,” Greek Prime Minister Kyriakos Mitsotakis said.
Environmental change builds the danger of the warm, dry climate that is probably going to fuel out of control fires. Greece has had seven days of temperatures above 40C (107 Fahrenheit) and vegetation is very dry.
The world has effectively warmed by about 1.2C since the modern time started, and temperatures will continue to rise except if governments all throughout the planet make steep slices to outflows.
In Kourkoloi on the island of Evia, inhabitant Ioannis Aslanis disclosed to AFP news office, “it’s a fiasco, everything copied in the town”.
Out of control fires are additionally seething in Albania and Bulgaria, where they started spreading in late July. North Macedonia has proclaimed a highly sensitive situation over its own blasts.
Furthermore, in south-western Turkey, the heatwave has made nearby out of control fires the most extraordinary on record. Eight individuals have kicked the bucket and a few hundred have been harmed, with a huge number of inhabitants and sightseers compelled to escape.
On Thursday Turkish firemen figured out how to forestall the flares arriving at a coal-terminated force station at Kemerkoy, in the southern Mugla territory. The territory, which incorporates the hotel of Marmaris, has seen 55,000 hectares of woods overwhelmed by blazes.
Pundits have blamed President Recep Tayyip Erdogan’s administration for neglecting to plan satisfactorily for such a catastrophe. They say Turkey’s reaction was excessively lethargic and firemen were under-resourced.
Mr Erdogan portrayed these as Turkey’s most exceedingly terrible ever out of control fires. He put the absence of assets on the Turkish Aeronautical Association, saying it had neglected to give a satisfactory number of airplane to handle the bursts.