Peter Herbert Jensen (28 November 1913, Göttingen – 17 August 1955, Quend) was a German experimental nuclear physicist.
During World War II, he worked on the German nuclear energy project, known as the Uranverein.
After the war, he was a department director in the high-voltage section of the Max Planck Institute for Chemistry, in Mainz, and a supernumerary professor at the University of Mainz.