Four fire engines and around 25 firefighters were called to a fire on Brightside Road in Hither Green.
Half of the ground floor of a terraced house was damaged by the fire. Sadly, one man was found dead at the property by firefighters wearing breathing apparatus. One man and one woman were treated at the scene for minor smoke inhalation by London Ambulance Service crews.
The Brigade was called at 1446 and the fire was under control by 1553. Fire crews from Lee Green, Greenwich, Forest Hill and Eltham fire stations were at the scene.
The cause of the fire is under investigation.