Peet Johanson (1881–1939) was an Estonian farmer and politician. Johanson was born on 21 February 1881 in Sürgavere Parish (now Põhja-Sakala Parish) in Kreis Fellin and worked as a farmer. He was elected to the Estonian Provincial Assembly, which governed the Autonomous Governorate of Estonia between 1917 and 1919; he was then elected to the newly formed Republic of Estonia's Asutav Kogu (Constituent Assembly), serving for the whole term (1919–20) as a member of the Estonian Labour Party. He also served as between 26 October 1920 and 25 January 1921. Johanson died in 1939 in Germany.