July is one of the busiest months for tourists in Crete, with millions visiting the island each year.
Around 224 firefighters have been deployed in the region, with 53 engines,11 specialised units and two aircraft allocated, according to the country’s fire service.
Greek Fire Service chief Theodoros Vagias published a note of condolence to the two firefighters who died on Wednesday, naming them as 58-year-old Emmanouil Stratidakis and 25-year-old Pantelis Diamantakis.
Both will be buried on Thursday, the statement added.
Meanwhile, around 600 people have been evacuated in Spain near the border with Portugal due to a fire in the Spanish city of Zamora.
Five people have been injured in a fire in the eastern town of Valpaços in Portugal, according to local media.
However, fires near the Spanish capital of Madrid have stopped spreading and thousands of residents been allowed to return home.
Further west, a fire in Ávila province, which has burned more than 43,000 hectares (108,000 acres) over the last week, is now considered the largest recorded wildfire in Spanish history.
In Turkey, hundreds of homes have also been evacuated but the majority of fires in the region have been brought under control, authorities said.