| Office: | Minister of Education and Church Affairs |
| Term Start: | 25 July 1924 |
| Term End: | 5 March 1926 |
| Primeminister: | J. L. Mowinckel |
| Predecessor: | Karl Sanne |
| Office2: | President of the Storting |
| Term Start2: | 1 January 1916 |
| Term End2: | 31 December 1921 |
| Primeminister2: | Gunnar Knudsen Otto B. Halvorsen Otto Blehr |
| Predecessor2: | Søren T. Årstad Jørgen Løvland Gunnar Knudsen |
| Successor2: | Ivar Lykke Otto B. Halvorsen |
| Birth Date: | 18 December 1850 |
| Birth Place: | Fyresdal, Telemark, Sweden-Norway |
| Death Place: | Fyresdal, Telemark, Norway |
| Party: | Liberal |
Ivar Petterson Tveiten (18 December 1850 – 17 April 1934) was a Norwegian teacher and elected official of the Liberal Party who served asPresident of the Norwegian Parliament from 1916 to 1921. He also served as Minister of Education and Church Affairs from 1924 to 1926.[1] [2]
Tveiten was born in the parish of Fyresdal in Telemark, Norway. He was the son of Petter Veum (1811–89) and Tone Lislestog (1827–53). He graduated from the Kviteseid School (Kviteseid Seminar) in 1868. He served as a teacher from 1868 to 1883. In 1875, he acquired the farm Tveiten Vestre in Liegrend (Tveiten vestre Gnr. 88/2).[3] [4]
He was elected to Parliament as a representative of Bratsberg amt (now Telemark) from 1903 to 1924. He was Vice President 1916, President 1917-1920 and Chairman of the Presidency in 1920.[5]
Tveiten was made a member of the Order of St. Olav Order in 1914. He died during 1934 and was buried in the cemetery at Veum Church in Fyresdal.[6]