Rosenbeum Yakov-Khaim (Jakow-Chaim) (1890, Rozhitsa, Lutsk District, Volyn Province – 1942, Alma-Ata), journalist, playwright.

Jakow-Chaim Rosenbeum received a traditional Jewish religious education. From 1908 he lived in Vilnius, and from 1920 in Kaunas, Berlin, and Riga. He published in Jewish periodicals, published poems, one-act plays, and articles on theatre. He was the publisher and editor of several Jewish publications: Literarische Heftn (Vilnius, 1916), Der Emigrant (Kaunas-Riga, 1922-1923), Lets Teis (Riga, 1925), ‘Unzer Teatr’ (Riga, 1926), ‘Di Vokh’ (illustrated magazine coveringliterature, art, and theatre, Riga, 1927-28). Rosenbeum's plays: ‘Zolst Hasene Obn’ (‘Get Married,’ Vilnius, 1913), ‘Tzurik aheim’ (‘Back Home’, ibid., 1917), ‘Fatum’ (Riga, 1921) and others were staged in Jewish theatres in Latvia and Lithuania.