Thor Haakon Knudsen (30 May 1927 – 10 January 2006) was a Norwegian politician for the Conservative Party.
He was elected to the Norwegian Parliament from Vestfold in 1977, and was re-elected on two occasions.
A journalist by education, he worked in Tønsberg Blad from 1949 to 1956, in the Conservative Party Press Bureau from 1956 to 1970 and as editor-in-chief of Sandefjords Blad from 1971 to 1977.
He was also a member of the Norwegian riksmål association, Rotary, the Norwegian Atlantic Committee and the European Movement, and presided the Norges Forsvarsforening from 1989 to 1995.
This article about a Norwegian politician born in the 1920s is a stub.