Masoud Alimohammadi (Persian: مسعود علیمحمدی) (August 24, 1959 – 12 January 2010) was an Iranian quantum field theorist and elementary-particle physicist and a distinguished professor of elementary particle physics at Department of Physics of University of Tehran. He was assassinated on the morning of 12 January 2010 (some minutes before 8 o'clock, local time) in front of his home in Tehran, while leaving for university. His burial is arranged at Emamzādeh Ali-Akbar Chizar in Tehran for Thursday 14 January 2010.
Professor Alimohamadi was the first PhD graduate student in physics of the Sharif University of Technology. He published some 53 research articles in peer-reviewed academic journals and wrote and translated several physics textbooks, including Modern Quantum Mechanics, revised edition, by J. J. Sakurai, which he translated from English into Persian in collaboration with Hamidreza Moshfegh.
He entered Shiraz University in 1978 where he obtained his BSc in 1985. He subsequently moved to the Sharif University of Technology in Tehran, to study for his MSc in Physics. In 1988 he began with his PhD studies at this University as one of its first PhD students in physics. He obtained his PhD there in 1992.