| Oddvar Berrefjord | |
| Office: | Minister of Justice |
| Term Start: | 3 October 1980 |
| Term End: | 4 February 1981 |
| Primeminister: | Odvar Nordli |
| Predecessor: | Andreas Cappelen |
| Successor: | Bjørn Skau |
| Term Start2: | 17 March 1971 |
| Term End2: | 18 October 1972 |
| Primeminister2: | Trygve Bratteli |
| Predecessor2: | Egil Endresen |
| Successor2: | Petter Mørch Koren |
| Office3: | Governor of Telemark |
| Term Start3: | 30 September 1976 |
| Term End3: | 1 October 1987 |
| Primeminister3: | Odvar Nordli Gro Harlem Brundtland Kåre Willoch |
| Predecessor3: | Olav Haukvik |
| Successor3: | Kjell Bohlin |
| Office4: | County Mayor of Telemark |
| Term Start4: | 1 January 1968 |
| Term End4: | 17 March 1971 |
| Predecessor4: | Arne Midgaard |
| Successor4: | Sigurd Kolltviet |
| Birth Date: | 20 March 1918 |
| Birth Place: | Vardø, Finnmark, Norway |
| Death Place: | Skien, Telemark, Norway |
| Party: | Labour |
Oddvar Berrefjord (born 20 March 1918 in Vardø, died 25 November 1999) was a Norwegian jurist and politician for the Labour Party.
He was Minister of Justice and the Police from 1971 to 1972 in the first cabinet Bratteli, and from 1980 to 1981 in the cabinet Nordli. As an elected politician he served in the position of deputy representative to the Norwegian Parliament from Telemark during the terms 1965 - 1969 and 1969 - 1973.
On the local level he was a member of municipal council of Skien Municipality from 1945 to 1959 and 1963 to 1971, serving the last four years as deputy mayor. He was also county mayor of Telemark county from 1967 to 1971. He chaired the county party chapter from 1963 to 1968, and was a member of the national party board from 1963 to 1979. He was County Governor of Telemark from 1976 to 1987.
Outside politics Berrefjord was a jurist. He graduated as cand.jur. in 1941, and participated as a judge in the Legal purge in Norway after World War II. He later worked as a district attorney in Telemark and as a presiding judge.