Police are appealing for witnesses after last night's fatal incident outside Wimbledon Station.
London Ambulance Service attended and the pedestrian, a man aged in his mid-30s, was pronounced dead at the scene.
His next of kin have been informed and a post-mortem examination is expected to be held at St George's Hospital this week.
The Metropolitan Police's Serious Collision Investigation Unit at Hampton is investigating.
The driver of the lorry stopped at the scene and he has not been arrested.
Anyone who witnessed the collision is asked to contact the Witness Appeal line on 020 8941 9011.
Contact the Merton newsdesk - 020 8722 6333 / firstname.lastname@example.org.