Oliver-Sven Buder (born 23 June 1966 in Steinheidel-Erlabrunn, Bezirk Karl-Marx-Stadt) is a German track and field athlete, who in the 1990s belonged to the best shot-putters in the world.

The high point of his career came at the World Championships in 1997 and 1999 where he won the silver medal.

He began as a child in track and field and as his talent emerged he was sent to the children and youth sport school in Karl-Marx-Stadt (later Chemnitz).

[2] In 1986 he began studying engineering, but after the fall of East Germany he stopped.

Later he began schooling to work in a bank but then changed to industrial buyer.