Petter Mørch Koren (22 January 1910 – 14 November 2004) was a Norwegian politician for the Christian Democratic Party.
From August to September 1963 he served as the Minister of Justice and the Police during the short-lived centre-right cabinet Lyng.
In 1972 he was again appointed to this post in the cabinet Korvald, which lasted until 1973.
He worked as a civil servant in various government ministries, held numerous posts in public boards and committees, and worked as a judge.
This article about a Norwegian politician born in the 1910s is a stub.