Siegmund Glücksmann, German politician (b. 1884)
Siegmund Glücksmann (30 May 1884 – 6 October 1942) was a German-Jewish socialist politician. In the 1920s and 1930s, he was one of the most prominent figures of the German minority socialist movement in Poland, functioned as its 'party ideologue' and represented the more Marxist oriented wing of the movement.