A truck driver has been killed when his milk tanker rolled several times in country Victoria.

Victoria Police said the tanker was travelling along Yarragon-Shady Creek Road at Yarragon, southeast of Melbourne, when it rolled on a bend about 10.30am (AEDT) on Friday.

Ambulance Victoria said the driver, a man in his 50s, died at the scene.

He was the only person in the truck.

Police are seeking witnesses to the crash.

© 2010 AAP