Leon or Levon Kalustian, also known as Calustian (Armenian: Լևոն Գալուստեան, Levon Kalustyan; October 17, 1908 – January 24, 1990), was a Romanian journalist, essayist and memoirist. An Armenian on his father's side, he abandoned his studies to work in the interwar press, taking editorial positions at Cuvântul, Curentul, and finally . As a left-winger who ultimately joined the Social Democratic Party, he took a side in public controversies, defending the political line espoused by Nicolae Titulescu and attacking Stelian Popescu. Kalustian was allegedly a collaborator of Siguranța secret policemen, and remained close to the disgraced spy chief, Eugen Cristescu. While retiring from political journalism with the advent of a dictatorial regime, under the National Renaissance Front, he accepted