Oskars Kastēns (born July 19, 1971) is a Latvian journalist and a politician.

He is a member of the LPP/LC and a deputy of the 9th Saeima (Latvian Parliament).

He is the former Minister for Special Assignments for Society Integration Affairs.

Kastēns is also a member of the board of Global Panel America (Global Panel Foundation), a non-governmental organization.

This article about a Latvian politician is a stub.